A dynamometer type wattmeter can be used to measure power consumed by an ac circuit o Select one: O True O False
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Q: Problem 6.13 For the circuit shown in Fig. 6.20, find the average power delivered by the voltage…
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A: Let us understand the wire system being adopted in the generation and transmission of electric…
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A: Solution : Given that: Source voltage,Vs = 220cos300t V angular frequency,ω=300radiansecond Load…
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A: Given circuit, R=2 and L=11
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Q: ww C R www is 7.5 mH 12 Q2 Z ?For the circuit shown above, what is the maximum average power that…
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Q: 7. An AC circuit has an RMS voltage of 100 volts, RMS current of 20 amps, and a power factor…
A: Given, An AC circuit has Vrms=100 VIrms=20 Aϕ=45°
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A: First calculate impedance of the coil and using ohms law calculate expression for current flowing…
Q: If the apparent power of an ac circuit is 178.94 kVA, then the magnitude of the active power at 0.92…
A: Apparent power S = 178.94 KVA Power factor = 0.92 Active power P = ?
Q: 1. An e.m.f. represented by e = 100 sin 100 nt is impressed across a circuit consisting of 40-2…
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Q: 1. Power factor 2. Average power delivered by the source 3. Reactive Power 4. Apparent Power 5.…
A: The power factor is defined as the cosine angle between the voltage and current. So, power factor =…
Q: Complete Solution: A plant has a load of 290 kilowatt with an average power factor of 70 % lagging.…
A: The solution is given below.
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A: Angular frequency: It is also called as radial or circular frequency. ω=2πf This will measures…
Q: A star-connected load consists of three identical coils each of resistance 30 Ω and inductance 127.3…
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Q: 2. The series is shown in the picture below, i(t) = 2 + 10 Cos(t+10° ) + 6 Cos(3t + 35°) Amperre.,…
A: The solution is given below
Q: An AC The voltage is represented by e = 141.4 sin 628 t .So do the following calculation. (1)…
A: Solution: A voltage is represented by; e = 141.4 sin 628 t Find: the following calculation: -Maximum…
Q: The input of an AC circuit having power factor of 0.8 lagging is 40 kVA. The power drawn by the…
A: Given S = 40 KVA PF = 0.8 LAG
Q: Calculate the average power and the reactive power at the terminals ofthe network shown if V=100 15°…
A: given: V=100∠15° V I=4∠-105° A average power P=VIcosϕP=100×4×cos120°P=-200 W
Q: 1 Ohm 2 Ohms Ohms 4 Ohms ELECTONICS H 220V H Ohms
A: Brief description: In the above given question they have mentioned an electrical circuit which is…
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Q: If the DC Supply of an amplifier is set to Zero, the output AC power will be________. a.Zero…
A: Amplifier used for amplify the voltage , current and power signal . it takes an input signal from…
Q: 2. The series is shown in the picture below, i(t) = 2 + 10 Cos(t+100) + 6 Cos(3t + 350 Amperre.,…
A: It is given that: i(t) = 2 + 10 Cos(t+10°) + 6 Cos(3t + 35°)
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A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
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A: Given, Electro-dynamometer type watt-meter is used to measure the power in a load of 10A/300V at…
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A: Choose the correct option The given Statment In watt meter both voltage & current coils are…
Q: 3. Given the circuit, Find lo and the overall complex power supplied namely PT, QT & ST. 1.2 kW 0.8…
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Q: 2.) A single phase inductive load at 0.7 power factor lagging takes 45 kVA power. Compute the…
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Q: An equipment has a per unit impedance of 0.8 on a base of 50 MVA, 66KV. The actual value of…
A: Given an equipment has, Per unit impedance, Zpu=0.8 pu Base MVA, Sbase=50 MVA Base voltage, Vbase=66…
Q: Transmission of electric power is done by 3 phase 4 wire system Select one: O True O False
A: we need to tell given statement is true or false.
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Q: 19. Calculate the average power supplied by the source as shown below. + 2Ω www 60 V 3Ω 8Ω 0000 w 4Ω…
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Q: The reactance of the Impedance Z=1 O 100 Ohms 48.48 Ohms 87.46 Ohms 1.64 Ohms
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Q: In dc generator, is used to collect current and send it to the external circuit. O yoke O bearings…
A: Solution : Here there asking the function of one of the part of the DC generator circuit.…
Q: A dynamometer type wattmeter can be used to measure power consumed either by an ac circuit or a dc…
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Q: 3. Given the circuit, Find lo and the overall complex power supplied namely Pr, QT & ST. 1.2 kW 0.8…
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Q: Find the power delivered to an element whose current is given as i = 5 cos 60at A and voltage at v =…
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Q: The alternator is a single phase machine capable of exchanging power with a 3 phase network. Select…
A: In this we have to write about phase of alternator..
Q: A small ac motor used in washing machine is in effect, an RL circuit. If the machine takes 311 watts…
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Q: An industrial plant consisting primarily of induction me 0.85 power factor lagging. Compute the…
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Q: 11.) A single phase inductive load at 0.70 power factor lagging takes 32 kVA power. Compute the…
A: The solution is given below
Q: A 3phase 50 hz star connected , 2000 KVA 2300 V alternator gives a short circuit current of 600 A…
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- Draw rough sketches showing the following:a. A current which lags the voltage by 60 degreesb. A current which leads the voltage by 60 degreesc. A current which lags the voltage by 180 degrees2. A wire carries a current i 3cos314t A. What is the average current over 6 seconds?1. Determine the peak voltage and the peak power delivered to R, in the following figure: 2:1 115 Vrms eeeee 00000 www RL 220 2
- Answer the question briefly. 1. What is Alternating Current (AC)? Draw a simple graphical representation of AC. 2. What are the advantages of using alternating current over direct current?The number of revolutions per kw for a 230v, 10A watt- hour meter is 900. On test at half load, the time for 20 revolutions is found to be 69 seconds. Determine the meter error at half -load.2V V1 5 Vpk 1KHZ V2 0° C1 R1 2000 1uF or the above circuit. L What is the maximum AC voltage measured at point B Jl. What is the minimum AC voltage measured at point B What is the maximum AC voltage measured at point D What is the minimum AC voltage measured at point D
- Can V curve be plotted for an alternator. If yes then what is the difference between V curve of an alternator and V curve of a motor.Determine the Total electrical and mechanical degree for an Alternator having 4 poles, 400V, 50 Hz Option 1: 600 & 360 Option 2: 720 & 360 Option 3: 800 & 400 Option 4: 900 & 3006. Discuss the difference between direct current and alternating current?
- Question 4 a) B M Figure 4 Figure 4 shows the graph of the ripple current. Answer the following i. Describe the function of A. ii. iii. Describe the function of B. Identify the ideal paramater to get the good power supply.Lesson: Alternating Current System A wire carries a triangular wave current with a maximum value of 10 amperes. What is the RMS of the current?-1. A 100 resistor is connected to a 220 V, 50 Hz ac supply. (a) What is the rms value of current in the circuit? (b) What is the net power consumed over a full cycle?