For each of the following languages, find an unrestricted grammar that generates the language.
a. {anbnanbn| n ≥ 0}
b. {anxbn| n ≥ 0, x ∈ {a, b}*, |x| = n}
Please can I get an answer to this question asap?
Intro to Computer Theory
Answers
Answer:
For language a. {anbnanbn| n ≥ 0}, an unrestricted grammar that generates the language can be: S → ε | ANBANB ANB → AB | aANBb AB → ab | BA BA → aABb | ε
For language b. {anxbn| n ≥ 0, x ∈ {a, b}*, |x| = n}, an unrestricted grammar that generates the language can be: S → ε | ANB ANB → ABN | NAABN ABN → AB | BA | NB NAABN → aANBNb | aANBb NB → bN | ε AB → ab | BA BA → aABb | ε N → aNbb | ε
Note that there may be other possible solutions and these are just one example of an unrestricted grammar that generates the respective languages
Explanation:
Related Questions
1. You use
switches when you
have two switches controlling one or more
lights.
single pole
4-way
2-way
3-way
Answers
Schoolbuses have flashing lights on them as a form of _____ prevention.
A) primary. B) secondary. C) tertiary. D) quaternary.
Answers
The correct answer is B) secondary.
School buses have flashing lights on them as a form of secondary prevention.
What is Secondary Prevention?
Secondary prevention is a type of prevention that is aimed at detecting the disease at an early stage so that prompt treatment and intervention may be provided to prevent the progression of the disease.
It is a crucial component of primary health care, and it aims to reduce the severity and duration of the disease.
Primary prevention is a type of prevention that aims to prevent the disease from occurring.
Tertiary prevention is a type of prevention that aims to prevent the recurrence of the disease.
Quaternary prevention is a type of prevention that aims to reduce the harm caused by the intervention, especially in the case of medical errors or interventions that may cause more harm than good.
The primary, tertiary, and quaternary prevention are not applicable in this case because school buses are not related to the medical field.
Therefore, school buses have flashing lights on them as a form of secondary prevention. It is aimed at preventing accidents by alerting other drivers of the presence of the school bus. It helps reduce the number of road accidents involving school buses and provides safety for the students and the driver.
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True or false
Consumer is the end user
Client is usually a company
Consumer is usually a company
Client is the end user
Consumer is the end user
Client is usually a company
Consumer is usually a company
Client is the end user
Answers
Answer:
Explanation:
a) True
b) False
c) False
d) False
e) True
f) False
g) False
h)False
Plz mark as brainliest
Since most architects have at least a bachelor's degree, they do not require on-the-job training.
O True
O False
Answers
Answer:
The answer is false, I hope this helps. :3
Answer:
False
Explanation:
I took the quiz and it was correct
• What is the difference between OpenFlow and OpenStack?
• How many automated or 'smart' devices do you encounter in a single day?
Answers
(a). Here's the difference between OpenFlow and OpenStack.
OpenFlow is a communication protocol for SDN. It is a protocol that enables the configuration of routers and switches in a network by remote servers called controllers. OpenFlow allows network administrators to control and manage a network without making changes to the underlying infrastructure.OpenFlow focuses solely on the networking layer of SDN.On the other hand
OpenStack is a cloud computing platform that uses a modular approach to deliver Infrastructure-as-a-Service (IaaS). OpenStack provides a wide variety of services such as computing, storage, and network services, among others, that can be deployed in a cloud environment. OpenStack's modular architecture enables users to select the appropriate services for their specific needs, resulting in a highly customizable cloud environment.OpenStack is an entire cloud computing platform with multiple services such as computing, storage, and network services.(b). Automated or 'smart' devices that are encountered in a single day vary depending on the person and the environment. It is common to encounter smart devices such as smartphones, smartwatches, smart speakers, and smart TVs in a single day. However, other people may encounter other devices such as smart appliances, smart thermostats, smart locks, and more. The number of automated or smart devices that one may encounter in a single day varies depending on the individual and their environment.
What is OpenFlow?
OpenFlow is a communications protocol that enables the centralized control and management of network devices, such as switches and routers, in a software-defined networking (SDN) environment.
What is OpenStack?
OpenStack is an open-source cloud computing platform that provides a set of software tools and components for building and managing public and private clouds.
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Which of the following is NOT considered a test to evaluate whether an engineer is in responsible charge of a project?
a. The project size as determined by its dollar value.
b. The engineer's technical knowledge of the work performed.
c. The geographical and organizational span of control exercised.
d. The engineer's ability to answer questions concerning the project.
Answers
The answer is "Option a", and more explanation can be defined as follows:
The method compares a system or parts with needs and demands through testing. The results are assessed to measure design development, performance, endurance, etc.The phrase "responsible charge" as used in the Professional Engineers Law directly refers to how much control a professional engineer is obliged to exercise independent direction and control over-engineering and creative work, as well as to the making the correct decision that can only be taken by a professional engineer.The description of the correct choice:
The technique of the engineer's work was done.The controlling span was carried out and in geography & organization.The ability of an engineer to address technical questions.Therefore, except for "Option a", all were right because tests for responsible charges consist of technical knowledge, the scope of control, and capability.
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Because tires do not come perfectly round and balanced, most tire manufacturers indicate
the tire's highest point with a dot and the tire's lightest point with a dot.
Answers
I'm not sure if this is a question to answer or...I dont know lol. Sorry if I couldn't answer this but yeah-
What are the limitations of portable computers?
Answers
You can read about it here https://www.cornellcollege.edu/information-technology/policies/technology-policies/limitations-of-laptops.shtml
which of these parts serves as the front end cross structure on most vehicles?
Answers
Answer:
Rear body panel. Rear bumper cover. Rear rails.
Explanation:
The body parts that serves as front end cross structures of vehicles are Rear body panel , front bumper and rear nails
What is Front end cross structure of automobilles?Front end cross structures refers to several frontal parts or part that are located at the front of automobilles that define it's appearance and it's effective workability. The frontal parts are essential for the effective running of the vehicles and also define the vehicles appearance.
Therefore, The body parts that serves as front end cross structures of vehicles are Rear body panel , front bumper and rear nails.
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Name the force acting on the handles of a plastic shopping bag that is full of groceries.
Answers
The answer is
The force acting on the handles of a plastic shopping bag that is full of groceries are gravitational force, muscular force.
Gravitational force works downwards, and muscular force is applied by the hands lifting bucket upwards. Two forces are in the opposite direction and hence balancing each other. As a result net force is zero.
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What is the meaning of beauty and completeness? In relation to these what are the attributes a Muslim should adopt?
Answers
ᴄᴏᴍᴘʟᴇᴛᴇɴᴇꜱꜱ ᴍᴇᴀɴꜱ ᴛʜᴇ ꜱᴛᴀᴛᴇ ᴏꜰ ʙᴇɪɴɢ ᴄᴏᴍᴘʟᴇᴛᴇ ᴀɴᴅ ᴇɴᴛɪʀᴇ; ʜᴀᴠɪɴɢ ᴇᴠᴇʀʏᴛʜɪɴɢ ᴛʜᴀᴛ ɪꜱ ɴᴇᴇᴅᴇᴅ.
ʙᴇᴀᴜᴛʏ ᴍᴇᴀɴꜱ combination of qualities, such as shape, colour, or form, that pleases the aesthetic senses, especially the sight.
A jet issues from the side of a tank under a head of 2.7m. The side of the tank has an inclination of one horizontal and two vertical. The total depth of the tank is 5.8m. Determine the theoretical velocity of the jet as it strikes the plane 0.85m below the bottom of the tank.
Answer is not found in the given choices
22.411m/s
11.422m/s
42.211m/s
Answers
The theoretical velocity of the jet as it strikes the plane below the bottom of the tank is 8.343 m/s.
Given:
h₁ = 2.7 m (head of the tank)
h₂ = 5.8 m (total depth of the tank)
h = 0.85 m (height below the bottom of the tank)
g = 9.8 m/s² (acceleration due to gravity)
To determine the theoretical velocity of the jet as it strikes the plane below the bottom of the tank, Bernoulli's equation can be used.
The equation can be written as:
\(P_1 +\frac{1}{2} \rho v_1^2 + \rho gh_1 = P_2 + \frac{1}{2} \rho v_2^2 + \rho gh_2\)
Where:
P₁ and P₂ are the pressures at points 1 and 2,
v₁ and v₂ are the velocities at points 1 and 2,
ρ is the density of the fluid,
g is the acceleration due to gravity,
h₁ and h₂ are the heights at points 1 and 2.
It can be assumed that the pressure at both points is atmospheric pressure, so P₁ = P₂.
Also, since the velocity at point 1 is negligible compared to the velocity of the jet, the term \(\frac{1}{2} \rho v_1^2\) can be ignored.
Now, let's substitute the given values into Bernoulli's equation:
\(0 + 0 + \rho gh_1 = 0 + \frac{1}{2} \rho v_2^2 + \rho gh_2\)
Simplifying the equation, we have:
\(gh_1 = \frac{1}{2} v_2^2 + gh_2\)
\(v_2^2 = 2gh_1 + 2gh_2\\v_2 = \sqrt{(2gh_1 + 2gh_2)}\)
Substituting the given values:
\(v_2 = \sqrt{(2 \times 9.8 times 2.7 + 2 times 9.8 \times0.85)}\\v_2 = \sqrt{(52.92 + 16.67)}\\v_2 = \sqrt{69.59\\v_2 = 8.343 m/s\)
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which of the following errors may lead to infinite recursion, causing the program to fail? group of answer choices a. covering all possible base cases in a recursive method
b. writing a recursive method that does not always reach a base case c. writing a case that returns a value without performing a recursive call d. ensuring a valid input has been provided to the recursive method
Answers
The error that may lead to infinite recursion and cause the program to fail is writing a recursive method that does not always reach a base case.
Explanation:
1. Recursive methods are designed to call themselves repeatedly until a base case is encountered.
2. The base case acts as the termination condition that stops the recursion and allows the method to return a result.
3. If a recursive method does not reach a base case under certain conditions, it will continue to call itself indefinitely, resulting in infinite recursion.
4. Infinite recursion consumes memory and eventually leads to a stack overflow, causing the program to fail.
5. To avoid this error, it is essential to ensure that all possible scenarios are covered and that the recursive method reaches a base case for every condition.
6. Covering all possible base cases guarantees that the recursion will eventually terminate and prevent infinite loops.
7. Writing a case that returns a value without performing a recursive call is not necessarily an error, as long as there is a base case present in the recursive method to halt the recursion.
8. Ensuring valid input for the recursive method is important for correct program execution but does not directly relate to the issue of infinite recursion.
In summary, the error of not reaching a base case in a recursive method can result in infinite recursion and program failure. Properly defining and handling base cases is crucial to prevent this error and ensure the termination of recursion.
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1. A wood board is one of a dozen different parts in a homemade robot kit. The width, depth, and height dimensions of the board are 7. 5 x 14 x 1. 75 inches, respectively. The board is made from southern yellow pine, which has an air dry weight density of. 025 lb/in. 3. A. What is the volume of the wood board? Precision = 0. 0
Answers
This question uses the theory of volume, which states that the volume of an object is the product of its width, depth, and height. The volume of the wood board is 221.25 cubic inches.
What is the volume of an object?
Volume is a measure of the amount of three-dimensional space a substance or object occupies. It is the amount of space that an object or substance occupies, or that is enclosed within a container. It is usually expressed in cubic units, such as liters (L), cubic centimeters (cm3), or cubic meters (m3). The basic formula for calculating the volume of a three-dimensional shape is length x width x height. This formula can be used to calculate the volume of a cube, rectangular prism, cylinder, or other three-dimensional shape.
The steps for the answer as follows:
Step 1: Calculate the volume of the board. This is done by multiplying the width, depth and height of the board together.
Step 2: The width, depth, and height of the board are 7.5, 14, and 1.75 inches, respectively.
Therefore, the volume of the board is 7.5 x 14 x 1.75 = 221.25 cubic inches.
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Which of the following is false about most machine learning models?
They require numbers or collections of numbers as input.
They are flexible enough to handle all issues you might see in your dataset (lack of data, incorrect data, etc)
They are trained by iteratively adjusting their parameters to minimize a loss function.
Once trained, their model parameters can be used to make new predictions in a process called a “model inference algorithm.”
Answers
The false statement about most machine learning models is that: B. they are flexible enough to handle all issues you might see in your dataset (lack of data, incorrect data, etc).
What is machine learning?Machine learning (ML) is also referred to as deep learning or artificial intelligence (AI) and it can be defined as a subfield in computer science which is typically focused on the use of data-driven techniques (methods), computer algorithms, and technologies to develop a smart computer-controlled robot with an ability to automatically perform and manage tasks that are exclusively meant for humans or solved by using human intelligence.
Generally speaking, machine learning models are designed and developed to accept numerical data (numbers) or collections of numerical data (numbers) as an input.
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phototransistors are becoming more common than photoresistors because silicon is more resistant to high temperatures and airborne contamination. this makes it ideal for new outdoor lighting control applications or to replace failed photoresistors. T/F
Answers
True, phototransistors are becoming more common than photoresistors because silicon is more resistant to high temperatures and airborne contamination.
What is a phototransistor?Phototransistors are electronic switching and power amplification components that rely on light to operate. When light hits the junction, it causes a return current proportional to its brightness. Phototransistors are often used to capture pulses of light and convert them into digital electrical signals.
Phototransistors have several key advantages that set them apart from other optical sensors. Some of them are listed below
A phototransistor produces a higher current than a photodiode.Phototransistors are relatively cheap, simple, and small enough to fit several on a single integrated computer chip. Phototransistors are very fast and can output almost instantly.A phototransistor produces a voltage that a photoresistor cannot produce.To know more about phototransistors, visit :
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Please help me i need help on this problem
Answers
The correct answer is I mentioned earlier, the question lacks specific information that is needed to provide a precise answer. The number of millimeters indicated by a Vernier caliper will depend on the position of the sliding scale and the Vernier scale relative to the object being measured.
To use a Vernier caliper, the object being measured is placed between the jaws of the caliper, and the position of the sliding scale is adjusted until it touches the object being measured. The position of the sliding scale is then read off the main scale in millimeters, and the position of the Vernier scale is read off the Vernier scale. The difference between the main scale reading and the Vernier scale reading gives the measurement to the nearest fraction of a millimeter. Therefore, without specific information about the position of the sliding scale and Vernier scale relative to the object being measured, it is impossible to provide a specific answer. If you can provide more information, such as the position of the sliding and Vernier scales, I may be able to give you a more precise answer.
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The re truck is moving forward at a speed of 35 mi /hr and is decelerating at the rate of 10 ft/sec2. Simultaneously, the ladder is being raised and extended. At the instant considered the angle is 30° and is increasing at the constant rate of 10 deg /sec. Also at this instant the extension b of the ladder is 5 ft, with b ˙ = 2 ft/sec and b ¨ =−1 ft/sec2. For this instant determine the acceleration of the end A of the ladder (a) with respect to the truck and (b) with respect to the ground.
Answers
Answer:
(a). -1.76i + 0.76j ft/s^2.
(b). -10.42i + 5.7j ft/s^2.
Explanation:
So, we are given the following data or parameters in the question/problem above;
=> "The fire truck is moving forward at a speed = 35 mi /hr and is decelerating at the rate = 10 ft/sec2."
=> "At the instant considered the angle = 30° and is increasing at the constant rate = 10 deg /sec. Also at this instant the extension b of the ladder = 5 ft, with b ˙ = 2 ft/sec and b ¨ =−1 ft/sec2"
STEP ONE: Convert the angular speed to rad/s and speed to ft/s.
Angular speed => π/18 rad/s
Speed => 35 × 1.46667 = 52.33 ft/s
STEP TWO: determine the coordinate form of the acceleration of the truck.
= - 10(cos 30°)i - sin(30°)j [π/18 × K] × 25i[π/18 × K] × 2i × [π/9 × K] - 1i.
= -10.42i + 5.7j ft/s^2.
PLEASE NOTE: The step TWO above is the solution to the second part (b) of this question which is the with respect to the ground.
STEP THREE:
This, from step two above;
( -10.42i + 5.7j ) - ( acceleration of the truck).
= - 10.42i + 5.7j - - 10(cos 30°)i - sin(30°)j = -1.76i + 0.76j ft/s^2.
-0-1"
-0
-20
-15
-10
0
-5
Answers
75743366
Explanation:
A major tennis manufacturer is undertaking a test program for shoes, tennis balls, and tennis strings. Develop a test plan for the situations described below. In each case provide details for how the test should be conducted, and describe expected difficulties in interpreting the results. In each case the tests are to be conducted during college tennis matches. Four teams of six players each are to test the products under match (as opposed to practice) conditions. A tennis team consists of six players, and a match consists of six singles matches and three doubles matches.
a. Tennis shoes: Two different sole designs and materials are to be wear tested. The life of the soles are known to be strongly affected by court surface and playing style.
b. Tennis strings: A new tennis string material is to be tested for durability. String failure occurs due to breakage or due to loss of tension. String life is a function of the racquet, the player's style, and string tension.
c. Tennis balls: Two tennis balls are to be play tested for durability. The condition of a tennis ball can be described by the coefficient of restitution, and the total weight (since the cover material actually is lost during play). A player's style and the court surface are the primary determining factors on tennis ball wear.
Answers
Answer:
4 balls
Explanation:
First, we find out how many tennis balls are there altogether.
There are 8 cans and each can has 3 tennis balls.
Total numberThese balls are shared with 6 players. So we divide the total quantity by 6 to find out how many tennis balls each player gets.
Each player = 24 ÷ 6 = 4
of balls = 8 x 3 = 24
Consider that you have a code of 200,000 instructions which is executed using a 16 stages pipeline. It is expected that 20% of the instructions will cause an exception. In order to handle the exception, there is an exception handler which is using 20 cycles to execute (includes the flushing and reloading and the actual handling of the exception). The pipeline frequency is 2 GHz
i) How many cycles does it take to execute the code?
ii) What is the average CPI for this code?
iii) How long does it take to execute the code?
Answers
Answer:
3
Explanation:
Suppose you have a coworker who is a high Mach in your workplace. What could you do to counter the behavior of that individual? Put the high Mach individual in charge of a project by himself, and don’t let others work with him. Set up work projects for teams, rather than working one on one with the high Mach person. Work with the high Mach individual one on one, rather than in a team setting. Explain to the high Mach individual what is expected of him and ask him to agree to your terms.
Answers
Answer:
To counter the behavior of a high Mach individual in my workplace, I could put the individual in charge of a project by himself, and don't let others work with him.
Explanation:
A high Mach individual is one who exhibits a manipulative and self-centered behavior. The personality trait is characterized by the use of manipulation and persuasion to achieve power and results. But, such individuals are hard to be persuaded. They do not function well in team settings and asking them to agree to terms is very difficult. "The presence of Machiavellianism in an organisation has been positively correlated with counterproductive workplace behaviour and workplace deviance," according to wikipedia.com.
Mach is an abbreviation for Machiavellianism. Machiavellianism is referred to in psychology as a personality trait which sees a person so focused on their own interests that they will manipulate, deceive, and exploit others to achieve their selfish goals. It is one of the Dark Triad traits. The others are narcissism and psychopathy, which are very dangerous behaviors.
referencing table 9.8 a 4.75 cy wheeled loader is moving poor blasted rock to a site 100 feet away. it will travel at its maximum speed in first gear. what is the cycle time? include haul and return times.
Answers
The formula to calculate the cycle time is Cycle time = Load time + Haul time + Dump time + Return time. For the given situation, the load time and dump time are given in Table 9.8.
What is the formula to calculate the cycle time?Table 9.8 provides cycle times for a variety of construction equipment, including wheeled loaders of different capacities.
The problem describes a specific situation where a 4.75 cy (cubic yard) wheeled loader is moving poor blasted rock to a site 100 feet away. The loader will be traveling at its maximum speed in first gear, and the problem asks for the cycle time, including haul and return times.
To calculate the cycle time, we can use the formula:
Cycle time = Load time + Haul time + Dump time + Return time
From Table 9.8, we can see that the load time for a 4.75 cy wheeled loader is 0.10 min (6 seconds), and the dump time is 0.05 min (3 seconds).
Assuming that the loader is loaded and dumped instantaneously, we only need to calculate the haul and return times.
To calculate the haul time, we can use the formula:
Haul time = Distance / Speed
The distance in this case is 100 feet, and the maximum speed of the loader in first gear is given in Table 9.8 as 4.0 mph. Converting feet to miles and using the formula, we get:
Haul time = 100 / (4.0 ˣ 5280/60) = 0.0227 min (1.36 seconds)
To calculate the return time, we can assume that it is equal to the haul time, since the loader is traveling at its maximum speed in both directions.
Therefore, the return time is also 0.0227 min (1.36 seconds).
Adding all of the times together, we get:
Cycle time = 0.10 + 0.0227 + 0.05 + 0.0227 = 0.1954 min (11.7 seconds)
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And blank is a person who acts as an agent between two different groups, often result in conference
Answers
Answer:
mediator
Explanation:
A "mediator" has an important role of bridging the communication between parties/groups. He acts as a facilitator in order to hasten the process of making decisions or coming up with conflict resolutions in a timely manner. He does this by setting a schedule for the parties to meet–often resulting to a conference. This will allow each side of the party to voice out their opinion regarding a common concern. Such process is deemed to be a "cost-effective" way of handling matters/issues.
When trying to prevent a rollover, it is important that the driver does not
A. overcorrect
B. grab the steering wheel
C. slam the brakes
D. undercorrect
Answers
Weight, density, electrical conductivity, and coefficient of thermal expansion are examples of _______ properties.
Answers
Answer:
"Physical" would be the right approach.
Explanation:
Those properties would be that can be established without even any alteration throughout the identification of that same object. Property (whenever color, compressive strength, vapor pressure) of substance which does not require a biochemical alteration including its representation.So the answer here is just the perfect one.
which statement best explains the reason that the middle part of the seatbelt is a better thermal conductor than the plastic part?
Answers
Answer:
Yeah the metal part of the seat belt is a better thermal conductor than the plastic part of the seat belt.
Explanation:
A 2400-lb rear-wheel drive tractor carrying 900 lb of gravel starts from rest and accelerates forward at 3ft/s2. Determine the reaction at each of the two (a) rear wheels A, (b) front wheels B.
Answers
Answer:
Explanation:
The missing diagram attached to the question is shown in the attached file below:
The very first thing we need to do in other to solve this question is to determine the mass of both the tractor and the mass of the gravel
For tractor, the mass is:
\(m_1 = \dfrac{2400 \ lb }{32.2 \ ft/s^2}\)
\(m_1 = 74.53 \ lb.s^2/ft\)
For gravel, the mass is:
\(m_2 = \dfrac{900 \ lb}{32.2 \ft/s^2}\)
\(m_2 = 27.95 \ lb.s^2/ft\)
From the diagram, let's consider the force along the horizontal components and vertical components;
So,
\(\sum F_x = ma_x \\ \\ 2F = (m_1+m_2) a \\ \\ F = \dfrac{1}{2}(74.53 4 + 27.950)lb.s^2/ft(2 \ ft/s^2) \\ \\ F = 102.484 \ lb\)
\(\sum F_y = 0 \\ \\ 2N_A+2N_B - 2400 -900 = 0 \\ \\ N_A +N_B = 1650 \ lb\)
Consider the algebraic sum of moments in the plane of A, with counter-clockwise moments being positive.
\(\sum M_A = I_o \alpha + \sum ma (d) \\ \\ = -2400 (20) + 2N_B (60) -900(110) = 0 - (74.534)(2)(20) - (27.950)(2)(40)\)
\(=-48000 + 2N_B (60) -99000 = -2981.36-2236 \\ \\ = + 2N_B (60) = -2981.36-2236+48000+99000 \\ \\ = + 2N_B (60) = 141782.64 \\ \\ N_B = \dfrac{141782.64}{120} \\ \\ N_B = 1181.522 \ lb\)
Replacing the value of 1181.522 lb for \(N_B\) in equation (1)
\(N_A\) + 1181.522 lb = 1650 lb
\(N_A\) = (1650 - 1181.522)lb
\(N_A\) = 468.478 lb
The net reaction on each of the rear wheels now is:)
\(F_R = \sqrt{N_A^2 +F^2}\)
\(F_R = \sqrt{(468.478)^2 + (102.484)^2}\)
\(\mathbf{F_R =479.6 \ lb}\)
Now, we can determine the angle at the end of the rear wheels at which the resultant reaction force is being made in line with the horizontal
\(\theta = tan ^{-1}( \dfrac{468.478 }{102.484})\)
\(\theta = 77.7^0\)
Finally, the net reaction on each of the front wheels is:
\(F_B = N_B\)
\(F_B =\) 1182 lb
discuss 7 habits of highly effective people and how important are ethics in today's society
Answers
Answer:
Explanation:
The 7 Habits of Highly Effective People, is a book written and first published in 1989. It is a business and self-help book that was written by Stephen Covey. The seven habits include
Being proactive
Starting anything with the end in mind
First things first
Always thinking towards a win-win situation
Seeking initially to understand, then going on to want to be understood
Synergize, and lastly
Growing
A 100 n uniform ladder of length 8 m rests against a smooth vertical wall. It the coefficient of static friction between the ladder and the floor is. 4, what is the maximum angle that the ladder can make with the floor before it slips?.
Answers
The correct response is E. 39. The maximum angle that the ladder can make with the floor before it slips is 39.
solitary-pole ladders Ladders that extend (maximum length 15 metres) Ladders, Step (maximum height 6.1 metres) Given that you shouldn't be standing on the top three treads of the leaning ladder, a single-story home with a height of at least 4 meters would be suitable. You would require an extension ladder with an extension of about 7 meters for a two-story residence. The short answer is no, leaning a ladder against a gutter is not safe. "For a leaning ladder, you should secure it and have a sturdy top resting point, i.e. do not rest a ladder against weak upper surfaces." It is not a good idea to lean your ladder against a gutter as the gutter could not be strong enough to hold it.
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A 100-N uniform ladder, 8.0 m long, rests against a smooth vertical wall. The coefficient of static friction between ladder and floor is 0.40. What minimum angle can the ladder make with the floor before it slips?
A. 42
B. 22
C. 18
D. 51
E. 39