Based on the given information, a list of transactions is available for the bank account, specifying amounts and dates for the year 2020.
To calculate the final balance of the bank account for the year 2020, follow these steps:
Initialize a variable called "balance" to 0. This variable will keep track of the account balance.
Iterate through each transaction in the given list.
For each transaction, check the amount and the date it was executed.
If the date is within the year 2020, add the transaction amount to the balance if it is a deposit or subtract it if it is a withdrawal.
Continue iterating through all the transactions and updating the balance accordingly.
Once all the transactions for the year 2020 have been processed, the final value of the balance variable will represent the ending balance of the bank account for that year.
Return the final balance as the result.
By following these steps, you can calculate the final balance of the bank account based on the transactions recorded throughout the year 2020.
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Which of the following are desirable characteristics of refractory ceramics?
a. Ability to remain unreactive and inert in severe environments.
b. Ability to withstand high temperatures.
c. Ability to withstand low temperatures.
d. High strengths.
e. Thermally insulative.
the following are desirable characteristics of refractory ceramics
a. Ability to remain unreactive and inert in severe environments.
b. Ability to withstand high temperatures.
d. High strengths.
e. Thermally insulative.
The ability to withstand high temperatures is essential for refractory ceramics, as they are often used in high-temperature applications such as furnaces and kilns. The ability to remain unreactive and inert in severe environments is also important to ensure that the material does not react with the surrounding environment or other materials in the system, which could lead to degradation or failure of the component. High strength is desirable to prevent fracture or deformation under mechanical loads. Lastly, being thermally insulative is useful for applications where heat needs to be contained or controlled within a given space.
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Q1: The first option should always be to get out safely (RUN)
1: True
2: False
Q2: If others refuse to leave you should stay with them.
1: True
2: False
Q3: If you can't get out safely you should HIDE.
1: True
2: False
Q4: You should gather your belongings before you leave.
1: True
2: False
Q5: You should only FIGHT as a last resort.
1: True
2: True
Answer:
Q1 true
Q2 true
And other I am confuse
Consider the following Moore’s law growth pattern (since 1980) for the number of transistors inside a particular commercial microprocessor: N = 1920 x 10 0.1637(Y – 1980) where Y is the year and N is the number of transistors. Assuming sustained Moore’s law growth, what will be the number of transistors in a microprocessor in year 2025? Using the same expression, calculate how many years it will take for the transistor count to increase by 100x
Answer:
No. of transistors = \($4.1524 \times 10^{10}$\) transistors
Explanation:
Given that:
N = \($1920 \times 10^{0.163(Y-1980)}$\)
Y = 2025
N = \($1920 \times 10^{0.163(2025-1980)}$\)
N = \($4.1524 \times 10^{10}$\) transistors
Now at Y = 1980
Number of transistors N = 1920
Therefore,
\($1000 = 10^{0.163(Y-1980)}$\)
\($\log_{10} 1000=0.163(Y-1980)$\)
\($\frac{3}{0.163}=Y-1980$\)
18 ≅ 18.4 = Y - 1980
Y = 1980 + 18
= 1998
So, to increase multiples of 1000 transistors. it takes 18 years.
A simply supported wood beam is subjected to uniformly distributed load q. The width of the beam is 6 in. And the height is 8 in. Determine the normal stress and the shear stress at point C. Show these stresses on a sketch of a stress element at point C
The question is missing some important details but I will guide you on how to solve for normal stress
How to solve for normal stressThe point in the beam has got a normal stress (σ) which can be calculated by taking the ratio of the bending moment (M) and section modulus (S):
σ = M/S
To ascertain the section modulus of a rectangular cross-section, the following equation is employed:
S = (b * h^2) / 6
In answer to the supplicated inquiry, within this example, b stands for the width of the beam (6 in), and h represents the height of the beam (8 in). Hence, by accounting for these dimensions, S can be calculated.
The effect of a uniformly distributed load (q) on an elicited bending moment (M) can be determined through utilization of the pertinent beam equations, that can be derived once the location of point C, as well as the length of the demonstrated beam is known.
Having notably acknowledged M and S, it is possible to estimate the normal stress (σ) at point C.
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True or False? For vehicles equipped with a limited-slip, or positive-traction, differential, check the
vehicle's VIN and service information for the proper replacement fluid to avoid damaging the unit.
The vehicles equipped with a limited-slip, or positive-traction, differential, check then vehicle's VIN and service information for the proper replacement fluid to avoid damaging the unit is true.
What does the VIN Share report service?The report provides comprehensive details about the car, including information on things like accident histories that you might have had trouble actually discovering. An identity card for your car, the VIN report. Because of its past. Since 1982, the database has kept track of every vehicle sold.The 17-character VIN serves as a unique identifier for the car and is made up of both capital letters and digits. The manufacturer, specifics, and distinctive characteristics of the car are shown by the VIN. It is possible to trace recalls, registrations, warranty claims, thefts, and insurance coverage using the VIN.To learn more about VIN report refer to:
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a roadway technology designed to alert inattentive drivers is
The outside edge of the travel lane is where a shoulder rumble strip is built, which is a longitudinal safety element on a paved roadway shoulder. It is constructed of a number of machined or elevated components that are designed to vibrate and make noise to warn inattentive drivers when their cars veer off the road.
What is rumble strip?A longitudinal safety device erected at or close to the center line of a paved roadway is known as a center line rumble strip. It is constructed of a number of milled or elevated pieces that are meant to vibrate and make noise in order to warn careless drivers that their cars have strayed from the traffic lane. The rumble strip, also known as a center line rumble stripe, is typically placed above the center line pavement marking. Outside of the center line pavement markings, center line rumble strips may also be erected.An edge line rumble strip is a unique variety of shoulder rumble strip installed right at the edge of the travel lane with the edge line pavement marker installed through the line of rumble strips.A rumble stripe along an edge line is another name for this location.The Complete Question is rumble strip.
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where ceiling joists or rafters are cut to make an opening (skylight, dormer etc.) the load from the cut members must be transferred to adjacent members. the framing installed to do this is called a
When ceiling joists or rafters are cut to make an opening (skylight, dormer, etc.), the load from the cut members must be transferred to adjacent members. The framing installed to do this is called a header.
What is a header?A header is a member of the framing that spans an opening in a building and is used to transmit loads from above to adjacent members. Headers are used in window, door, and skylight openings.
Headers are frequently found in frame construction and are supported by walls or beams, depending on the design.Header joists are the final members installed in a floor or ceiling framing system, and they support the exterior walls and interior partitions. Header joists are usually the same size as the floor joists in a given structure.
However, when the span of the header exceeds 4 feet, it must be strengthened by doubling it or adding thickness to it.The ends of headers are supported by trimmer joists, which transfer the header's load to the next adjacent joist in the framing.
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Which option justifies the choice made in the following scenario?
Eli is an environmental engineer. He has recently designed a printer. Instead of plastic, a nonrecyclable material, he has chosen to design the printer using types of metal. It is more costly, but he plans to set up a recycling program where parts from the printer can be reused in the production of future printers.
✔️The material he chose is renewable but will increase costs with his recycling program.
✔️The material he chose is nonrenewable but can be used in future products to reduce costs.
✔️The material he chose is nonrenewable and will increase costs with his recycling program.
✔️The material he chose is renewable and is much better for the environment.
The fact that Eli plans to set up a recycling program made him choose D. The material he chose is renewable and is much better for the environment.
What is recycling?It should be noted that recycling simply means the process of collecting and processing materials that can be turned into another product.
Therefore, the material he chose is renewable and is much better for the environment and thus influenced his decision.
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A rectangular solid steel bar has depth d = 72 mm and height h = 75 mm. The bar is subjected to an axial load F = 335 kN. Determine the normal stress acting on the plane b-b. Input your answer in MPa to one decimal place and ignore +/- sign.
Aluminum bar carrying a higher load than steel bar
Given data;
steel abr
diameter = 5 mm
stress = 500 MPa
aluminium bar
diameter = 10 mm
stress = 150 MPa
we know
stress = laod/area
for steel bar
solving for P
P = 9817.47 N
for Aluminium bar
solving for P
P = 11790 N
aluminum bar carrying a higher load than steel bar.
What is Stress?
Stress is a force stress is the deformation caused by a force stress is the earthquake itself stress is the strain a rock undergoes when it is pulled.
The physical quantity of stress is used in continuum mechanics. It is a measurement of the strength of the forces that lead to deformation. The definition of stress is "force per unit area."
Therefore, stress = laod/area
for steel bar
solving for P
P = 9817.47 N
for Aluminium bar
solving for P
P = 11790 N
aluminum bar carrying a higher load than steel bar.
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a. Write chemical equation for first step of a Born - Haber cycle.
Express your answer as a chemical equation. Identify all of the phases in your answer.
b. Write chemical equation for second step of a Born - Haber cycle.
Express your answer as a chemical equation. Identify all of the phases in your answer.
c. Write chemical equation for third step of a Born - Haber cycle.
Express your answer as a chemical equation. Identify all of the phases in your answer.
d. Write chemical equation for fourth step of a Born - Haber cycle.
Express your answer as a chemical equation. Identify all of the phases in your answer.
e. Write chemical equation for fifth step of a Born - Haber cycle.
Express your answer as a chemical equation. Identify all of the phases in your answer.
a. The first step of a Born-Haber cycle involves the formation of a metal cation. Here is an example equation for the first step, using sodium (Na) as an example:
Na (s) → Na+ (g)
In this equation, Na (s) represents solid sodium, and Na+ (g) represents a gaseous sodium cation.
How to write the equationsb. The second step of a Born-Haber cycle involves the ionization of a non-metal atom. Let's use chlorine (Cl) as an example:
½ Cl2 (g) → Cl (g)
In this equation, ½ Cl2 (g) represents gaseous chlorine molecules, and Cl (g) represents gaseous chlorine atoms.
c. The third step of a Born-Haber cycle involves the dissociation of a metal oxide. Let's consider the dissociation of sodium oxide (Na2O):
Na2O (s) → 2 Na (s) + ½ O2 (g)
In this equation, Na2O (s) represents solid sodium oxide, 2 Na (s) represents two solid sodium atoms, and ½ O2 (g) represents gaseous oxygen molecules.
d. The fourth step of a Born-Haber cycle involves the formation of an ionic compound. Let's consider the formation of sodium chloride (NaCl):
Na (g) + ½ Cl2 (g) → NaCl (s)
In this equation, Na (g) represents gaseous sodium atoms, ½ Cl2 (g) represents gaseous chlorine molecules, and NaCl (s) represents solid sodium chloride.
e. The fifth step of a Born-Haber cycle involves the lattice energy of an ionic compound. Using sodium chloride as an example:
Na+ (g) + Cl- (g) → NaCl (s)
In this equation, Na+ (g) represents gaseous sodium cations, Cl- (g) represents gaseous chloride anions, and NaCl (s) represents solid sodium chloride.
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Create an array of 10 size and assign 10 random numbers. Now find the sum of the array using for and while loop.
Answer:
10
Explanation:
Your boss is given a new cylindrical aluminum part to be sand cast. The part is a
disk 50 cm in diameter and 20 cm thick to be cast of pure aluminum in a closed
mold system containing a gating system and riser volume that is 50% of the mold
cavity volume. Assume that a superheat of 100°C is used and that the aluminum
properties are as follows:
▪ Melting temperature of aluminum = 660°C
▪ Latent heat of fusion = 389.3 J/g density
▪ Density = 2.70 g/cm3
▪ Specific heat = 0.88 J/g-°C. Assume the specific heat has the same value for
solid and molten aluminum.
Q1:Compute the amount of heat (in MJ) that must be added to the metal to heat it to the pouring temperature, starting from a room temperature of 25°C.
Q2: Assume the same part in Q2 is being made with the same method. Based upon past experience when poured from the same temperature, the mold constant for sand casting an aluminum part was found to be 5 min/cm2. Determine the total solidification time (in minutes) for the part.
Q3:Assume that the sand mold downsprue is 25 cm long and the cross-sectional area at the base is 2.5 cm2. The downsprue feeds a horizontal runner leading into a mold cavity. Assume also that the part has the same dimensions as described in Question 22 and that the volumetric contraction for the cast metal in the mold is 4.3%. Finally, assume that using the current superheat, it takes 28 seconds before solidification begins. What is the mold fill time (in seconds)?
Q4: Will the mold fill before the start of freezing?
Q5: Assume that a part with unknown dimensions uses a permanent mold casting process with a mold constant of 1 min/cm2 and that the part solidifies in 60 min. Calculate the dimensions (in cm) of an effective riser assuming that the riser is a cylinder with a height/diameter ratio H/D = 1 and that the riser will take 10% longer than the casting to solidify. H = D = ?
A cylindrical specimen of some metal alloy having an elastic modulus of 106 GPa and an original cross-sectional diameter of 3.9 mm will experience only elastic deformation when a tensile load of 1660 N is applied. Calculate the maximum length of the specimen before deformation if the maximum allowable elongation is 0.41 mm.
Answer:
L= 312.75 mm
Explanation:
given data
elastic modulus E = 106 GPa
cross-sectional diameter d = 3.9 mm
tensile load F = 1660 N
maximum allowable elongation ΔL = 0.41 mm
to find out
maximum length of the specimen before deformation
solution
we will apply here allowable elongation equation that is express as
ΔL = \(\dfrac{FL}{AE}\) ....................1
put here value and we get L
L = \(\dfrac{0.41\times 10^{-3}\times \dfrac{\pi}{4}\times (3.9\times 10^{-3})^2\times 106\times 10^9}{1660}\)
solve it we get
L = 0.312752 m
L= 312.75 mm
The term route of entry on an SDS refers to the way a _____ enters the body
Answer:
No matter what u post on a football page, some fatherless dude will either say "pessi" or "penaldo"
Hi. Help me guyz.
Read the resistance below indicated by the letters.
Answer:
2/4
7/2
92/1
83/1
9/1
93/0
Explanation:
R
K
K
R
K
R
I don't really know the answer
A single-phase AC generator supplies the following
loads:
Lighting load of 20 kW at unity power factor.
Induction motor load of 100 kW at 0.707 lagging power factor.
Synchronous motor load of 50 kW at
A single-phase AC generator is used to power a lighting load of 20 kW at unity power factor, an induction motor load of 100 kW at a 0.707 lagging power factor, and a synchronous motor load of 50 kW.
More than 100 words are given below to explain the working of the AC generator.The real power component of the lighting load is 20 kW, the reactive power component is zero since the power factor is unity. This load can be powered by a single-phase generator with a rating of 20 kW.
A reactive power component of 70.7 kVAR is required for the 100 kW, 0.707 power factor lagging load. The synchronous motor load has a power factor of unity since it is operating at synchronous speed and there is no slip.
In other words, the load does not consume reactive power, therefore the kW rating is the same as the kVA rating.
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A ball of mass m is dropped vertically from a height h0 above the ground.
If it rebounds to a height of h1, determine the coefficient of restitution between the ball and the ground.
Express your answer in terms of some or all of the variables m, h0, and h1.
The coefficient of restitution (e) is the ratio of the velocity of the ball after collision to the velocity before collision. In this case, since the ball is dropped vertically, the initial velocity is zero. Therefore, we can use the conservation of energy to determine the final velocity of the ball before it rebounds.
Initially, the ball has <b>potential</b> energy equal to mgh0, where g is the acceleration due to gravity. When it rebounds, it reaches a maximum height of h1, which means it has potential energy equal to mgh1. By conservation of energy, the total energy of the system (ball + Earth) is conserved, so we can set these two expressions for potential energy equal to each other:
mgh0 = mgh1 + 0.5mv^2
Simplifying, we can solve for the velocity of the ball just before it rebounds:
v = sqrt(2gh0 - 2gh1)
Now we can use the definition of coefficient of restitution to find e:
e = v_rebound / v_drop
where v_rebound is the velocity of the ball just after rebounding and v_drop is the velocity of the ball just before it was dropped (which is zero). The velocity just after rebounding is given by:
v_rebound = sqrt(2gh1)
Substituting these expressions, we get:
e = sqrt(2gh1) / sqrt(2gh0 - 2gh1)
Simplifying, we can cancel out the 2 and factor out h1 to get:
e = sqrt(h1 / (h0 - h1))
Therefore, the coefficient of restitution between the ball and the ground is sqrt(h1 / (h0 - h1)), expressed in terms of the variables m, h0, and h1.
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Positive engagement or movable pole shoe type starters are normally found on older vehicles built by _____. A)GM B)Ford C)Chrysler D)Toyota.
Ford requested inclusion so that the firm wouldn't suffer, but the Treasury Department lent money and purchased GM and Chrysler stock instead.
Companies that relied on credit suffered greatly during the 2008 financial crisis, commonly known as the "credit crisis," and as a result, the automotive industry experienced a crisis from 2008 to 2010. Prior to the crisis, the automotive industry had been suffering from the rise in car fuel prices and the energy crisis, which had deterred consumers from purchasing fuel-hungry vehicles. Although the 2008 financial crisis had an impact on the European and Asian automobile industries, it had the greatest impact on the American industry because it was the source of the financial catastrophe. Therefore, the "Big Three" automakers—GM, Chrysler, and Ford—asked Congress for a financial bailout and issued a bankruptcy warning for GM and Chrysler.
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For the circuit shown in Figure below:
R1 = 10KOmega, R2= 1MOmega,
R3 = 10KOmega, R4 = 10KOmega, R5 = 150KOmega, R6 = 10KOmega. Find Av=Vo/Vi
Answer:
Av = -800
Explanation:
The gain to the output of the first op-amp is ...
A1 = -R2/R1 = -1000/10 = -100
The gain of the voltage divider R3/R4 is ...
A2 = R4/(R3+R4) = 10/(10+10) = 1/2
The gain of the second op-amp circuit from the positive terminal to the output is ...
A3 = 1+ R5/R6 = 1 + 150/10 = 16
Then the total circuit gain is ...
Av = A1×A2×A3 = (-100)(1/2)(16)
Av = -800
_____
Additional comment
In the above, we have assumed ideal op-amps, with infinite gain and infinite input impedance. The resistor values used in the calculations are all Kohms, so we can avoid writing unnecessary zeros.
Identify the right components for gsm architecture that consists of the hardware or physical equipment such as digital signal processors, radio transceiver, display, battery, case and sim card
The right components for gsm architecture that consists of the hardware or physical equipment such as digital signal processors, radio transceiver, display, battery, case and sim card is the Mobile station.
What are the 4 main components?In GSM, a cell station includes 4 fundamental additives: Mobile termination (MT) - gives not unusualplace features consisting of: radio transmission and handover, speech encoding and decoding, blunders detection and correction, signaling and get right of entry to to the SIM. The IMEI code is connected to the MT.
Under the GSM framework, a cell tele cell smartphone is called a Mobile Station and is partitioned into wonderful additives: the Subscriber Identity Module (SIM) and the Mobile Equipment (ME).
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A traditional children's riddle concerns a farmer who is traveling with a sack of rye, a goose, and a mischievous dog. The farmer comes to a river that he must cross from east to west. A boat is available, but it only has room for the farmer and one of his possessions. If the farmer is not present, the goose will eat the rye or the dog will eat the goose. We wish to design a circuit to emulate the conditions of this riddle. A separate switch is provided for the farmer, the rye, the goose and the dog. Each switch has two states, depending on whether the corresponding object is on the east bank or the west bank of the river. The rules of play stipulate that no more than two switches be moved at a time and that the farmer must move (to row the boat) each time switch are moved. The switch for the farmer provides logic signal F, which is high if the farmer is on the east bank and low if he is on the west bank. Similar logic signals (G for the goose, D for the dog and R for the rye) are high if the coilresponding object is in the east bank and low if it is on the west bank. The logic signal A (Alarm), which is the output, is high any time the rye or the goose are in danger of being eaten. [15] i) Prepare the truth table listing all combinations of the input signals F, G, D and R. Also show the desired value of the output, A, for each row in the truth table. Hence determine the SOP and POS expressions from your table. ii)
i) Truth table listing all combinations of the input signals F, G, D and R:Given: Switch for the farmer provides logic signal F, which is high if the farmer is on the east bank and low if he is on the west bank. Similar logic signals (G for the goose, D for the dog, and R for the rye) are high if the corresponding object is in the east bank and low if it is on the west bank.
The logic signal A (Alarm), which is the output, is high any time the rye or the goose is in danger of being eaten.F G D R A0 0 0 0 00 0 0 1 10 0 1 0 10 1 0 0 10 1 1 0 10 1 1 1 1Now, the desired value of the output, A, for each row in the truth table is shown below: 0000 0001 0010 0100 1000 1111ii) SOP (Sum of Products) and POS (Product of Sums) expressions from the truth table:The sum of products (SOP) is A = F' G' D' R + F' G' D R' + F G' D' R' + F G' D R' + F G D' R'The product of sums (POS) is A = (F + G + D' + R')(F + G' + D + R')(F' + G + D + R')(F + G' + D' + R')(F + G + D' + R')Therefore, the SOP expression from the truth table is A = F' G' D' R + F' G' D R' + F G' D' R' + F G' D R' + F G D' R' and the POS expression from the truth table is A = (F + G + D' + R')(F + G' + D + R')(F' + G + D + R')(F + G' + D' + R')(F + G + D' + R').Explanation:This problem is related to the logic circuit that should be designed to replicate the conditions of a riddle that involves a farmer who has a sack of rye, a goose, and a mischievous dog. When the farmer comes across a river, he must cross it from east to west. A boat is available, but it only has space for the farmer and one of his possessions. If the farmer is not present, the goose will eat the rye or the dog will eat the goose. A circuit is required to replicate this riddle's conditions, with four switches provided for the farmer, the rye, the goose, and the dog.
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What did IDEO discover when tasked with developing a medical device for nurses?Nurses had no idea what they needed.Nurses could describe what they needed.Nurses needed to be observed working.Nurses' feedback was not necessary.
IDEO discovers when tasked with developing a medical device for nurses that they are needed to be observed working. Thus, the correct option for this question is C.
What are some medical devices for nurses?Some medical devices for nurses may significantly include stethoscopes, blood pressure cuffs, and a variety of thermometers. Apart from this, Hematology Analyzers, ECG machines, X-ray machines, etc. are also required by nurses in order to analyze the functioning of patients.
According to the context of this question, the observation of nurses during their working is definitely required in order to check their efficiency and accuracy in their working hours. So, some medical devices are developed for nurses for such procedures.
Therefore, IDEO discovers when tasked with developing a medical device for nurses that they are needed to be observed working. Thus, the correct option for this question is C.
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what can be the main disadvantage of pulse amplitude modulation?
Answer:
transmission bandwidth required is very large.
Explanation:
Estimate properties and pipe diameter Determine the diameter of a steel pipe that is to carry 2000 gal/min of gasoline with a pressure drop of 5 psi per 100 ft of horizontal pipe. Pressure drop is a function of flow rate, length, diameter, and roughness. Either iterative methods OR equation solvers are necessary to solve implicit problems. Total head is the sum of the pressure, velocity, and elevation. What is the density of gasoline
Answer:
Diameter of pipe is 0.535 ft
Explanation:
see attachment, its works out 1st half
Technician A says That drum brakes expand. Linings against a rotor to slow the vehicle. Technician b say that power brake booster reduces. the amount of force applied to the master cylinder . who is correct?
Answer:
Technician A
Explanation:
Technician A is correct. Technician B is incorrect, as the brake booster aids in the drivers ability to depress the brake pedal, but the force applied is the same if the booster was absent.
Schains 21 LINKS
Achains 21 LinkS
N 40° 30' E
4 chains 25 LINKS
5 chains
N 40° 30' E
FARM
3 chains
N 49° 30' W
1
ROAD
OLO
1. Determine the area of the enclosed property in square feet and acres.
2. How many linear feet of fencing would the farmer need to fence in the entire property?
3. If the land is valued at $4500.00 per hectare, what price did the farmer pay for the parcel?
4. Determine the three unidentified internal angles of the polygon.
5. Determine the bearings of the unidentified sides of the parcel.
1. The area of the enclosed property is 10,000 square feet.
2. The farmer would need 1,000 linear feet of fencing to fence in the entire property.
3. The farmer paid $20,000 for the parcel.
4. The three unidentified internal angles of the polygon are 90°, 45°, and 45°.
5. The bearings of the unidentified sides of the parcel are North, South, and East.
What is angles of the polygon?
An angle of a polygon is generated by two sides of the polygon that share a terminal in geometry. If a point within the angle is in the interior of a simple (non-self-intersecting) polygon, regardless of whether it is convex or non-convex, this angle is called an interior angle (or internal angle). Each vertex in a polygon has precisely one internal angle. A simple polygon is said to be convex if every internal angle is less than radians (180°).
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In 1951, a small approach embankment was constructed for a highway bridge over a river south of Los Angeles. The embankment was underlain by 5 ft of organic clay. Records of the settlement rate indicate that 90% of the consolidation settlements occurred in the first 4.5 years after construction. A new bridge over the river is now planned for a site a few hundred yards from the old bridge. The approach embankment to the new bridge will be underlain by 20 ft of the same organic clay found at the old bridge site. Estimate the time required to achieve an average degree of consolidation of 90% under the new embankment. Assume single drainage from the organic clay at both sites..
Answer:
72 years
Explanation:
The degree of consideration is the same for both bridges = 90%
Height of first highway bridge( d1 ) = 5 ft
Time to consolidation ( t1 )= 4.5 years
Height of second bridge ( d2 ) = 20 ft
Time to consolidation ( t2 ) = ?
we will apply this relation below
Tv = Cv * t / d^v
Tv = constant
for a single drainage condition : t ∝ d^v hence; d = H
∴ \(\frac{t_{2} }{t_{1} } = (\frac{d_{2} }{d_{1} })\)^2
t2 = t1 ( d2/d1 )^2
= 4.5 ( 20 / 5 )^2
= 72 years
Hotel Fire Safety Directors shall do all EXCEPT:
A. train and supervise Fire Brigade
B. conduct fire drills
C. order full building evacuation of guests
D. distribute applicable parts of the Fire Safety Plan to all employees
Hotel Fire Safety Directors are not authorized to order a full building evacuation of guests. Therefore, option (C) is correct.
Who are Hotel Fire Safety Directors?Hotel Fire Safety Directors are individuals who are responsible for ensuring the safety of guests and employees in the event of a fire emergency in a hotel or other hospitality establishment.
They are typically appointed by the hotel management and must have knowledge of fire safety regulations and protocols, as well as the ability to lead and manage a team during an emergency.
Hotel Fire Safety Directors are responsible for implementing and maintaining the Fire Safety Plan, which includes conducting fire drills, training and supervising the Fire Brigade, and distributing applicable parts of the Fire Safety Plan to all employees. They must also work closely with the local fire department to ensure compliance with local fire safety regulations and protocols.
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Critically identify the dif erences and similarities between "dry process" and "wet process" in
cement production including: environmental issues, production cost, outputs etc.
The primary difference between the dry process and the wet process of cement production is the way in which the raw materials are mixed and prepared before being burned in the kiln.
In the dry process, raw materials are ground and dried to a fine powder, which is then fed into the kiln in a dry state. In the wet process, raw materials are crushed and mixed with water to form a slurry, which is then fed into the kiln in a liquid state.
One of the primary environmental issues associated with the dry process is the emission of dust and particulate matter, which can be a major source of air pollution. In contrast, the wet process generates large amounts of wastewater, which can contain high levels of pollutants such as heavy metals, and can also lead to groundwater contamination if not managed properly.
In terms of production cost, the dry process is generally considered to be more energy-efficient, as it requires less fuel to dry the raw materials before they are fed into the kiln. However, the wet process may be more cost-effective in areas where water is abundant and cheap, as the cost of drying the raw materials can be significant.
The output of both processes is similar in terms of the final product, which is Portland cement. However, the properties of the cement produced by the two processes can differ slightly, with cement produced by the wet process typically having a higher level of compressive strength.
In conclusion, both the dry process and the wet process have their advantages and disadvantages in terms of environmental impact, production cost, and final output. The choice between the two methods often depends on the availability of resources such as water and fuel, as well as local environmental regulations and other factors.
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to cross railroad tracks that are parallel to your lane, what should you do?
To cross railroad tracks that are parallel to your lane, you should exercise caution, look for any approaching trains, and follow the appropriate traffic rules and signals.
When approaching railroad tracks that run parallel to your lane, it is essential to be vigilant and attentive. Observe the surroundings for any warning signs, signals, or crossing gates indicating an approaching train. If the crossing is marked with a stop sign or traffic signal, obey it accordingly and come to a complete stop before proceeding if necessary.
Even if there are no visible signs or signals, it is crucial to check for any oncoming trains by looking and listening for their presence. Ensure there is sufficient clearance to cross the tracks safely, and always yield the right-of-way to any approaching trains. Cross the tracks carefully and be prepared to stop if needed. Remember to never attempt to cross the tracks if there is an approaching train or if the warning signals are active.
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