Answer:
see the attachment
Explanation:
The circuit shown uses Nand and Nor gates to produce the desired logic. The input bits are numbered 0 to 2, right to left.
The logic is ...
out = ((b2·b0)' + b1)'
out = b2·b1'·b0
How would I get this python code to run correctly? it's not working.
Answer:
See Explanation
Explanation:
This question requires more information because you didn't state what the program is expected to do.
Reading through the program, I can assume that you want to first print all movie titles then prompt the user for a number and then print the move title in that location.
So, the correction is as follows:
Rewrite the first line of the program i.e. movie_titles = ["The grinch......."]
for each_movie_titles in movie_titles:
print(each_movie_titles)
usernum = int(input("Number between 0 and 9 [inclusive]: "))
if usernum<10 and usernum>=0:
print(movie_titles[usernum])
Line by line explanation
This iterates through the movie_titles list
for each_movie_titles in movie_titles:
This prints each movie title
print(each_movie_titles)
This prompts the user for a number between 0 and 9
usernum = int(input("Number between 0 and 9 [inclusive]: "))
This checks for valid range
if usernum<10 and usernum>=0:
If number is valid, this prints the movie title in that location
print(movie_titles[usernum])
to prevent cables from being damaged by drywall screws or nails, a _____ is installed. select one: a. wire tie b. steel plate c. mud ring d. sleeve
It is to be noted that to prevent cables from being damaged by drywall screws or nails, a sleeve is installed. (Option D)
What is a sleeve in wiring?An electrical sleeve is defined as "a braided, knitted, woven, or extruded tube used to slide over poorly insulated wires in an electric assembly."
Cable sleeving, like heat shrink tubing, is used to preserve wires and is seen in cable management systems. It protects wires against damage caused by temperature extremes and abrasion, yet it does not require the use of heat to be placed.
When a cable is torn or worn away, the wires within become exposed. This increases your chances of coming into touch with the wires, which might result in an electric shock.
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differentiate between centrifugal pump and positive displacement pump
The differentiation between centrifugal pump and positive displacement pump are given below
What is the centrifugal pump?Centrifugal pumps and positive displacement pumps are two common types of pumps used in many industries. The key difference between these two types of pumps is in the way they operate and move fluid.
Centrifugal Pump:
A centrifugal pump is a type of pump that uses centrifugal force to move fluid through the pump. It works by using an impeller that rotates at high speed to create a flow of fluid. The impeller has curved blades that direct the fluid in a radial direction, causing the fluid to move away from the center of the impeller and into the discharge pipe.
Positive Displacement Pump:
A positive displacement pump is a type of pump that uses mechanical force to move fluid through the pump. It works by trapping a fixed amount of fluid in a chamber and then forcing that fluid out of the chamber through a discharge pipe. This is typically achieved using a reciprocating piston, a rotating gear or a flexible diaphragm.
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what are the non-functional requirements of a washing machine
Answer:
a laudry automaat has no nonfunctional parts
whywould they put something in there that has no function ?
Which way do you turn the wrench to tighten the insert on this cam type holder?
Answer:
right !
Explanation:
most cpt procedures and services are classified as what kind of codes
Most CPT (Current Procedural Terminology) procedures and services are classified as numeric codes. These codes are used to accurately document and report medical, surgical, and diagnostic procedures and services provided by healthcare professionals.
Most CPT® codes fall under Category I. These are examples of commonly utilised current services or practises that have, when necessary, received FDA approval. There are very few exceptions to the rule when it comes to Category I codes, which are normally represented by five numeric characters. Codes that have been resequenced cause one difference from the expected order. The AMA "clusters" relevant codes together so that medical coders can easily access them and make appropriate code selections. When a new code is added to a family of codes but a sequential number is not available, a resequenced code results.
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Hi!
Most CPT (Current Procedural Terminology) procedures and services are classified as Category I codes. These codes represent procedures, services, and medical practices commonly performed by healthcare providers for patient care.
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what is the rated power output in ( kw) of a 8 pole motor designed to an IEC 180L motor frame ?
Answer:
P=11 kW
Explanation:
Given that
Number of poles= 8
I.E.C. 180L motor frame
From data book , for 8 poles motor at 50 Hz
Speed = 730 rpm
Power factor = 0.75
Efficiency at 100 % load= 89.3 %
Efficiency at 50 % load= 89.1 %
Output power = 11 kW
Therefore the rated output power of 8 poles motor will be 11 kW. Thus the answer will be 11 kW.
P=11 kW
What is the preferred development environment
Answer:The preferred development environment can vary depending on personal preferences, the type of project, and the programming language being used.
Explanation:
A student is investigating the particles in a glass window, raindrops on the window, and the air around the window. Assume the window, the raindrops, and the air are all at 25 °C.
Matter can be defined as anything (physical object or body) that has mass and takes up space. Thus, the mass of a physical object measures the amount of matter the object contains.
The states of matter.In Science, water is an example of matter and it exists in three (3) main states or phases such as the following:
SolidLiquidGasBased on scientific records and information, we know that all particles have various degrees of attraction to one another and this can be described as follows:
The glass is a solid and as such the attraction between its particles is strong enough to make them locked in one place. The raindrop is a liquid and as such the attraction between its particles is strong enough to hold them together, but not strong enough to prevent the particles from sliding past each other. The air is a gas and as such there is very little (minimal) attraction between its particles, thereby, making them to move freely.Read more on matter here: https://brainly.com/question/24783543
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Complete Question:
A student is investigating the particles in a glass window, raindrops on the window, and the air around the window. Assume the window, raindrops, and the air are all at 25 degrees Celsius. Identify the particle structure in each sample of matter.
The failure time (in hours) of a pressure switch is lognormally distributed with parameters μt = 4 and σt = 0.9. (9 pts)
a. What is the MTTF for the pressure switch?
b. When should the pressure switch be replaced , if the minimum required reliability is 0.95? (3 pts)
c. What is the value of the hazard function for the time computed in b?
Given, Failure time (in hours) of a pressure switch is log-normally distributed with parameters
μt = 4 and σt = 0.9. (9 pts)
MTTF for the pressure switch= E(T) where T is the life of the product. From the data, we have; Mean, μt = 4 and Standard deviation, σt = 0.9.Using the relationship between lognormal and normal distribution i.e If X~ Lognormal
(μ,σ^2) then Y=ln(X)~
Normal(μ,σ^2), we can find the value of
MTTF;Y=ln(X) ln(MTTF)= μ = 4 and σ^2=0.9^2=0.81
Hence, Y~N(4, 0.81)So, E(T)=exp(μ+σ^2/2)=exp
(4+0.81/2) =exp(4.405)= 81.85
Thus, MTTF for the pressure switch = 81.85 hours. When should the pressure switch be replaced, if the minimum required reliability is 0.95?Given, Minimum required reliability = 0.95.It is required to find when the reliability of the switch falls below the minimum requirement. Let R(T) be the reliability function of the switch. Then,
R(T) =P(T > t)
where T is the life of the switch.
R(T)= P(T > t)= P(log T > log t)= P [(log T - μ)/σ > (log t - μ)/σ]= 1 - Φ [(log t - μ)/σ]
can be found by solving the above equation as follows;
0.95= R(t) = 1 - Φ [(log t - μ)/σ]Φ [(log t - μ)/σ]= 0.05
using standard normal tables, we get
Φ(1.64)= 0.95approx (log t - μ)/σ= 1.64log t= μ + σ
(1.64)log t= 4+0.9(1.64)= 5.476t= antilog (5.476)= 239.42
So, the switch should be replaced after 239.42 hours. The hazard function for the time computed in part b is given by h(t)=f(t)/R(t)where f(t) is the probability density function of T (the life of the product) and R(t) is the reliability function of the product. Thus, the value of h(t) at 239.42 hours is;
h(239.42)= f(t)/R(t)= 0.0005074/0.05= 0.01014
The value of the hazard function for the time computed in b is 0.01014.
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What is the safe psi pressure for acetylene
Answer:
15psig
Explanation:
Describe why the motion of a follower acted on by a cam is periodic motion.
Refrigerant-134a at 1 MPa and 100 C is to be cooled to 1 MPa and 28 C in a condenser by air. The air enters at 125 kPa and 25 C with a mass flow rate of 697 kg/min and leaves at 97 kPa and 58 C. Determine the mass flow rate of the refrigerant. Assume air has a constant heat capacity determined at room temperature. Report the mass flow rate of the refrigerant in kg/min with one decimal digit, for example 95.3 or 105.6.
Drinking water from a dam which undergoes conventional treatment has a computed chlorine demand (due to silt, corrosion and bacteria) amounting to 3.5 ppm. Per PNSDW, such drinking water must have a mandatory chlorine residual of 1.0 ppm at source. If production flow is at 500 cu.m./day, calculate the chlorine dosage needed in pounds per day (PPD).
The chlorine dosage needed in pounds per day (PPD) for a production flow of 500 cu.m./day is approximately 4.4 pounds.
How much chlorine should be dosed per day in pounds (PPD) for a production flow rate of 500 cubic meters per day, considering a computed chlorine demand of 3.5 ppm and a mandatory chlorine residual of 1.0 ppm at the source?
To calculate the chlorine dosage needed in pounds per day (PPD) for a production flow rate of 500 cu.m./day, taking into account a computed chlorine demand of 3.5 ppm and a mandatory chlorine residual of 1.0 ppm at the source, we can use the following steps:
Step 1: Calculate the difference between the computed chlorine demand and the mandatory chlorine residual:
Chlorine demand - Chlorine residual = 3.5 ppm - 1.0 ppm = 2.5 ppm
Step 2: Convert the chlorine demand to milligrams per liter (mg/L):
2.5 ppm = 2.5 mg/L
Step 3: Calculate the chlorine dosage needed per day:
Chlorine dosage (mg/L) x Water flow rate (L/day) = Chlorine dosage (mg/day)
2.5 mg/L x 500,000 L/day = 1,250,000 mg/day
Finally, convert the chlorine dosage from milligrams to pounds:
1,250,000 mg/day ÷ 453.59237 = 2756.7537 pounds/day ≈ 4.4 pounds/day (rounded to one decimal place)
Therefore, the chlorine dosage needed in pounds per day (PPD) for a production flow rate of 500 cu.m./day, considering a computed chlorine demand of 3.5 ppm and a mandatory chlorine residual of 1.0 ppm at the source, is approximately 4.4 pounds.
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A live load on a house includes the
A.Weight of snow or rain
B.Furnishings
C.Pressure of the earth against the foundation
D.Built-in cabinets
Answer:
D
Explanation:
Which of the following is not a characteristic of an external combustion engine?
A. External pistons are used.
B. Fuel is sent directly to the engine.
C. Boiler burns fuel to produce steam.
D. Steam is sent to the engine to produce power.
in size 0.008 mm has a yield strength of 160 mpa (23,500 psi). estimate the yield strength of this alloy after it has been heated to 60
The yield strength of this alloy after it has been heated to 60 is 25.8MPa
What is yield strength?
The yield point is the location on a stress-strain curve that denotes the end of elastic behaviour and the start of plastic behaviour in materials science and engineering. A material will elastically deform below the yield point and revert to its original shape once the applied stress is removed. Plastic deformation is the term for the portion of the deformation that becomes irreversible and permanent once the yield point has been passed. The stress corresponding to a yield point where the material starts to deform plastically is known as the yield strength or yield stress.
Therefore the yield strength mostly depends on the yield point.
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Tech A says that a twisted pair is two wires, twisted together, that deliver signals between common components. Tech B says that in many cases, wiring diagrams are set up with power on the top of the diagram and ground on the bottom. Who is correct?
It is true, as stated by technician A, that a twisted pair consists of two wires that are twisted together and transmit signals between related components.
In order to prevent electromagnetic interference (EMI), which of the following types of shielding is utilized in wiring?Since it is so good at attenuating magnetic and electrical waves, copper is the metal of choice for EMI shielding.
How can electrical interference be avoided?Filtering, grounding, and shielding are three different ways to assist decrease or eliminate EMI. Filtering out unwanted signals is a straightforward way to eliminate them; in this situation, passive filters perform well and are used to reduce EMI in most modern equipment.
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Which of the following is an engagement metric? (can only be one answer)Number of followersNumber of commentsNumber of impressionsNone of the above
Product stickiness, customer engagement score, and customer churn rate are the three vital engagement metrics.
What is engagement metrics?Home Dictionary Engagement metric. Indicator or KPI measuring the degree of commitment and the level of interaction of the audience with the content published by a brand. Though all that data is vital to gauging employee engagement, we've broken down the three most important employee engagement metrics you should be tracking within your organization. The bottom line deploy these three steps if you want to use engagement as a metric. Pageviews, sessions, and users are the most common metrics used to indicate traffic on your website. Pageviews are the most basic of all user engagement metrics, measuring an instance of a user visiting a particular page on your website.
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what is a common name for the external source of hydraulic power
The power of hydraulic fluid is used in various industries and processes, from manufacturing to food processing, from aviation to marine.
The term hydraulic power generally refers to the power that is generated by hydraulic fluid when it is under pressure and in motion. The hydraulic power source provides the energy that is required to operate a hydraulic system, and there are various types of hydraulic power sources available for use in different applications. The common name for the external source of hydraulic power is "hydraulic power unit." It is also sometimes called a hydraulic pump or a hydraulic power pack. A hydraulic power unit is a compact assembly that typically includes a hydraulic pump, a motor, and a reservoir. The pump pressurizes the hydraulic fluid, which is then delivered to the system through a series of hoses and valves. In conclusion, the common name for the external source of hydraulic power is a hydraulic power unit. It is a compact assembly that includes a hydraulic pump, a motor, and a reservoir. The hydraulic power unit pressurizes the hydraulic fluid, which is then delivered to the system through a series of hoses and valves.
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Six forces act on a beam that forms part of a building's
frame. The vector sum of the forces is zero. The magnitudes
|FB| = Fel 20 kN, Fc = 16 kN, and (Fpl = 9 kN.
Determine the magnitudes of FA and FG.
Answer:
FA = 13 kN FG = 15.3 kNExplanation:
write each force in terms of magnitude and directions
Fx = F sin Ф
Fy = F cos Ф
where Ф is to be measured from x axis.
∑F at y = o
FAy + FBy + FCy + FDy + FEy + FGy = 0
∑F at x = o
FAx + FBx + FCx + FDx + FEx + FGx = 0
Let
FA = FA sin (110) + FA cos (110)
FB = 20 sin (270) + 20 cos (270)
FC = 16 sin (140) + 16 cos (140)
FD = 9 sin (40) + 9 cos (40)
FE = 20 sin (270) + 20 cos (270)
FG = FG sin (50) + FG cos (50)
add x and y forces:
FAx + FBx + FCx + FDx + FEx + FGx = 0
FAy + FBy + FCy + FDy + FEy + FGy = 0
FA sin (110) + 0 + 16 sin (140) + 9 sin (40) + 0 + FG sin (50) = 0
FA cos (110) - 20 + 16 cos (140) + 9 cos (40) - 20 + FG cos (50 = 0
FA sin (110) + 0 + 10.285 + 5.785 + 0 + FG sin (50) = 0
FA cos (110) - 20 - 12.257 + 6.894 - 20 + FG cos (50) = 0
FA sin (110) + 16.070 + FG sin (50) = 0
FA cos (110) - 45.363 + FG cos (50) = 0
solving for FA, and FG
FA = 13 kN
FG = 15.3 kN
From the given information, we can say that the sum of the upward forces is equivalent to the sum of the downward forces.
From the diagram, equating the component of the upward forces and the downward forces, we have:
\(\mathbf{-F_a sin 70 +F_c sin 40+F_d sin 40 + F_g sin50= F_b+F_e}\) --- (1)
Also, the sum of the horizontal positive x-axis as well as the horizontal negative x-axis can be computed as:
\(\mathbf{F_g cos 50 +F_d cos 40 = F_c cos 40 +F_a cos 70 --- (2)}\)
If:
\(F_B = F_E = 20 \ kN \\ \\ F_c = 16 \ kN \\ \\ F_D= 9\ kN\)
Then, from equation (1), we can have the following:
\(\mathbf{F_a sin 70 + 16 sin 40 + 9 sin40 + F_gsin 50 = (20 + 20 )kN}\)
collecting like terms;
\(\mathbf{F_a sin 70 + F_gsin 50 = 40 - 16 sin 40 - 9 sin40 }\)
\(\mathbf{F_a sin 70 + F_gsin 50 =23.93}\) --- (3)
From equation (2);
\(\mathbf{F_g cos 50 + 9cos 40 = 16 cos 40 + F_a cos 70}\)
collecting like terms:
\(\mathbf{F_g cos 50 -F_a cos 70 =16cos 40 -9cos 40}\)
\(\mathbf{-F_a cos 70 +F_g cos 50 =5.36 ----- (let \ this \ be \ equation (4))}\)
Suppose we equate (3) and (4) together using the elimination method;
\(\mathbf{F_a sin 70 + F_gsin 50 =23.93}\) --- (3)
\(\mathbf{-F_a cos 70 +F_g cos 50 =5.36 --- (4)}\)
Let's multiply (3) with ( cos 70 ) and (4) with (sin 70);
Then, we have:
\(\mathbf{F_a sin 70 cos 70 + F_gsin 50 cos 70 =23.93 cos 70}\)
\(\mathbf{-F_a cos 70 sin 70 +F_g cos 50 sin 70 =5.36 sin 70}\)
Adding both previous equations together, we have:
\(\mathbf{F_a sin 70 cos 70 + F_gsin 50 cos 70 =23.93 cos 70}\)
\(\mathbf{-F_a cos 70 sin 70 +F_g cos 50 sin 70 =5.36 sin 70}\)
\(\mathbf{(0 + F_g(sin 50 cos 70 + sin70 cos50) = 23.93 cos 70 + 5.36 sin 70)}\)
\(\mathbf{( F_g(0.262 + 0.604)) =(8.19 + 5.04)}\)
\(\mathbf{( F_g(0.866)) =(13.23)}\)
\(\mathbf{ F_g =\dfrac{(13.23)}{(0.866)}}\)
\(\mathbf{ F_g =15.28 \ N}\)
Replacing the value of \(\mathbf{F_g}\) into equation (3), to solve for \(\mathbf{F_a}\), we have:
\(\mathbf{F_a sin 70 + F_gsin 50 =23.93}\)
\(\mathbf{F_a sin 70 + 15.28sin 50 =23.93} \\ \\ \mathbf{F_a sin 70 +11.71 =23.93} \\ \\ \mathbf{F_a sin 70 =23.93-11.71 } \\ \\ \mathbf{F_a sin 70 =12.22 } \\ \\ \mathbf{F_a =\dfrac{12.22 }{sin 70}} \\ \\\)
\(\mathbf{F_a =13.01 \ N}\)
Therefore, we can conclude that the magnitudes of \(\mathbf{F_a}\) and \(\mathbf{F_g}\) are 13.0 N and 15.28 N respectively.
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If a soil has e=0.72, moisture content = 12% and Gs=2.72, find the weight of water in KN/m3 to be added to make the soil saturated.
Answer:
453 KN/m^3 of water should be added make the soil saturated.
Explanation:
As we know
Gs * w = S*e
S = Gs * w/e
S = 2.72 * 0.12/0.72 = 0.453
The amount of water to be added
0.453 *1000/10 = 453 KN/m^3
Assignment 1: Structural Design of Rectangular Reinforced Concrete Beams for Bending
Perform structural design of a rectangular reinforced concrete beam for bending. The beam is simply supported and has a span L=20 feet. In addition to its own weight the beam should support a superimposed dead load of 0.50 k/ft and a live load of 0.65 k/ft. Use a beam width of 12 inches. The depth of the beam should satisfy the ACI stipulations for minimum depth and be proportioned for economy. Concrete compressive strength f’c = 4,000 psi and yield stress of reinforcing bars fy = 60,000 psi. Size of stirrups should be chosen based on the size of the reinforcing bars. The beam is neither exposed to weather nor in contact with the ground, meaning it is subjected to interior exposure.
• Use the reference on "Practical Considerations for Rectangular Reinforced Concrete Beams"
• Include references to ACI code – see slides from second class
• Include references to Tables from Appendix A
• Draw a sketch of the reinforced concrete beam showing all dimensions, number and size of rebars, including stirrups.
Answer:
Beam of 25" depth and 12" width is sufficient.
I've attached a detailed section of the beam.
Explanation:
We are given;
Beam Span; L = 20 ft
Dead load; DL = 0.50 k/ft
Live load; LL = 0.65 k/ft.
Beam width; b = 12 inches
From ACI code, ultimate load is given as;
W_u = 1.2DL + 1.6LL
Thus;
W_u = 1.2(0.5) + 1.6(0.65)
W_u = 1.64 k/ft
Now, ultimate moment is given by the formula;
M_u = (W_u × L²)/8
M_u = (1.64 × 20²)/8
M_u = 82 k-ft
Since span is 20 ft, it's a bit larger than the average span beams, thus, let's try a depth of d = 25 inches.
Effective depth of a beam is given by the formula;
d_eff = d - clear cover - stirrup diameter - ½Main bar diameter
Now, let's adopt the following;
Clear cover = 1.5"
Stirrup diameter = 0.5"
Main bar diameter = 1"
Thus;
d_eff = 25" - 1.5" - 0.5" - ½(1")
d_eff = 22.5"
Now, let's find steel ratio(ρ) ;
ρ = Total A_s/(b × d_eff)
Now, A_s = ½ × area of main diameter bar
Thus, A_s = ½ × π × 1² = 0.785 in²
Let's use Nominal number of 3 bars as our main diameter bars.
Thus, total A_s = 3 × 0.785
Total A_s = 2.355 in²
Hence;
ρ = 2.355/(22.5 × 12)
ρ = 0.008722
Design moment Capacity is given;
M_n = Φ * ρ * Fy * b * d²[1 – (0.59ρfy/fc’)]/12
Φ is 0.9
f’c = 4,000 psi = 4 kpsi
fy = 60,000 psi = 60 kpsi
M_n = 0.9 × 0.008722 × 60 × 12 × 22.5²[1 - (0.59 × 0.008722 × 60/4)]/12
M_n = 220.03 k-ft
Thus: M_n > M_u
Thus, the beam of 25" depth and 12" width is sufficient.
Multiple Choice
Which of the following best describes the role of engineers?
A) Engineers must clearly determine exactly what needs to be solved or designed.
B) Engineers must earn a bachelor’s and a master’s degree before getting hired.
C) Engineers must be sure every change they make is a functional design improvement.
D) Engineers must be content working in an office setting.
Answer:
A
Explanation:
Answer:
A) Engineers must clearly determine exactly what needs to be solved or designed.
Explanation:
The desired amplitude response A(f) of a filter is shown below as a function of frequency f. Design an FIR filter that provides the desired amplitude response using frequency sampling design. The sampling rate is fsampling
To design an FIR filter that provides the desired amplitude response A(f) using frequency sampling design, we need to identify the desired response, determine the number of filter taps, choose frequency samples, calculate the corresponding desired amplitudes, perform IDFT, normalize the filter coefficients, and implement the filter using these coefficients. This approach allows us to design filters that meet specific amplitude response requirements.
The desired amplitude response A(f) of a filter is shown below as a function of frequency f. To design an FIR filter that provides this desired amplitude response using frequency sampling design, we can follow these steps:
1. Identify the desired amplitude response: Examine the given plot of the desired amplitude response A(f) as a function of frequency f. This plot represents the desired output of the filter for different frequencies.
2. Determine the number of filter taps: The number of filter taps is equal to the number of samples taken during the frequency sampling process. This can be calculated using the formula:
N = fsampling / fmax,
where f sampling is the sampling rate and fmax is the maximum frequency of interest in the desired amplitude response.
3. Choose the frequency samples: Divide the frequency range from 0 to fsampling/2 into N equally spaced frequencies. These frequencies will serve as the frequency samples for designing the filter.
4. Calculate the corresponding desired amplitudes: For each chosen frequency sample, read the desired amplitude response from the given plot. These amplitudes will be used as the desired filter response at the corresponding frequency samples.
5. Perform inverse discrete Fourier transform (IDFT): Take the inverse discrete Fourier transform of the desired amplitudes to obtain the filter coefficients. This will give us the impulse response of the filter.
6. Normalize the filter coefficients: Divide all the filter coefficients by the sum of their absolute values to normalize the filter.
7. Conclusion: The obtained filter coefficients represent the impulse response of the FIR filter that provides the desired amplitude response A(f) using frequency sampling design. The filter can be implemented using these coefficients to achieve the desired filtering characteristics.
In summary, to design an FIR filter that provides the desired amplitude response A(f) using frequency sampling design, we need to identify the desired response, determine the number of filter taps, choose frequency samples, calculate the corresponding desired amplitudes, perform IDFT, normalize the filter coefficients, and implement the filter using these coefficients. This approach allows us to design filters that meet specific amplitude response requirements.
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why is it difficult to dissolve cellulose in solvent that dissolve petroleum based polymers
The crystallinity of cellulose as well as its polar qualities makes it less difficult to dissolve. It has a three-dimensional hydrogen bond (H-bond) arrangement with the hydroxyl group connected to each polymer chain. On the other hand, Hydrocarbon polymers are nonpolar, and nonpolar solvents are used to dissolve them.
What exactly is cellulose?Cellulose is an organic molecule with the formula n that is a polysaccharide made up of a linear chain of hundreds to thousands of β linked D-glucose units. Cellulose is a structural component of the major cell wall of green plants, many algae, and oomycetes.
Cellulose is the principal component present in plant cell walls and aids in the plant's stiffness and strength. Although cellulose cannot be digested by humans, it is an essential source of fiber in the diet. Cellulose is utilized in the production of clothing and paper.
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what functionality is easier to accomplish using an arraylist instead of an array?
The functionality that is easier to accomplish using an ArrayList instead of an array is dynamic resizing.
In an array, the size is fixed and cannot be changed once it is declared. If the programmer wants to add or remove an element from the array, they must create a new array with a larger or smaller size and copy the existing elements into the new array. This process can be time-consuming and can waste memory if the new array is significantly larger than the original.
An ArrayList, on the other hand, is a resizable array. It can dynamically resize itself to accommodate the addition or removal of elements. This makes it easier to add or remove elements from the list without having to create a new array each time. The ArrayList class provides methods such as add(), remove(), and clear() that simplify the process of adding, removing, or modifying elements in the list.
Another advantage of using an ArrayList is that it can store objects of any data type, whereas an array can only store elements of a single data type. This makes ArrayList more flexible and versatile than arrays.
In summary, an ArrayList provides easier dynamic resizing and more flexibility compared to arrays.
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What is not one of the 3-stage parametric equalizer adjustments on a yaesu ft-dx10?.
The 3-stage parametric equalizer adjustments on a Yaesu FT-DX10 are high frequency, middle frequency, and low frequency.
What is parametric equalizer?
This illustration demonstrates how to create parametric equalizer filters. Digital filters known as parametric equalisers are used in audio to modify the frequency content of a sound input. By permitting adjustments to the gain, centre frequency, and bandwidth of each filter, parametric equalisers offer capabilities beyond those of graphic equalisers. Graphic equalisers, on the other hand, only let you change the gain of the each filter. Typically, second-order IIR filters are used to create parametric equalisers. These filters have the issue of having relatively wide ripple or transition areas due to their low order, and when multiple of them are combined in a cascade, they may overlap. The ability to create high-order IIR parametric equalisers is provided by Audio ToolboxTM. Such high-order designs provide each filter's shape much greater flexibility.
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if we reject the null hypothesis we conclude that
Answer:
Rejection of the null hypothesis means that the sampled observations and the hypothetical value shows no difference. It means if the null hypothesis is rejected, it is concluded that there is not enough statistical evidence to infer that the null hypothesis is true.