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AC CIRCUITS
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1) What is the value of form factor?
1.23
1.11
0.81
0.707
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Correct Answer: 1.11
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1) What is the value of form factor?
1.23
1.11
0.81
0.707
2) What is the RMS value of alternating voltage?
0.637 X Vav
0.707 X Vav
0.637 X Vmax
0.707 X Vmax
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Correct Answer: 0.707 X Vmax
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2) What is the RMS value of alternating voltage?
0.637 X Vav
0.707 X Vav
0.637 X Vmax
0.707 X Vmax
3) Which quantity is rotating at a constant angular velocity?
Scalar quantity
Vector quantity
Phas or quantity
Algebraic quantity
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Correct Answer: Phas or quantity
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3) Which quantity is rotating at a constant angular velocity?
Scalar quantity
Vector quantity
Phas or quantity
Algebraic quantity
4) What is the shape of the waveform of A/C?
Sine wave
Square wave
Sawtooh wave
Pulsating wave
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Correct Answer: Sine wave
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4) What is the shape of the waveform of A/C?
Sine wave
Square wave
Sawtooh wave
Pulsating wave
5) What is the inductive reactance of a coil having 20H inductance operating at 50 Hz supply frequency?
6252 Ohm
6273 Ohm
6284 Ohm
6382 Ohm
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Correct Answer: 6284 Ohm
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5) What is the inductive reactance of a coil having 20H inductance operating at 50 Hz supply frequency?
6252 Ohm
6273 Ohm
6284 Ohm
6382 Ohm
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