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Electrician Set-2
AC circuits
23

AC circuits MCQ with Answers

23) What is the form factor (Kf) for sinusoidal AC?

1

1.11

2.22

4.44

Answer is:

1.11

AC circuits MCQ with Answers

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Related AC circuits MCQ with Answers

24) What is the reciprocal of inductance in AC parallel circuit?

Reactance

Admittance

Conductance

Susceptance

Answer is:

Susceptance

25) Calculate the total power by two wattmeter (W1 & W2) method, if one of the wattmeter (W2) reading is taken after reversing.

W1 x 2

W1 only

W1 - W2

W1 + W2

Answer is:

W1 - W2

26) In which 3 phase system, the artificial neutral is required to measure the phase voltage?

3 wire star connected system

4 wire star connected system

3 wire delta connected system

4 wire delta connected system

Answer is:

3 wire delta connected system

27) What is the line voltage in 3 phase system if the phase voltage is 240V?

380 Volt

400 Volt

415 Volt

440 Volt

Answer is:

415 Volt

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