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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
The ratio of active power to apparent power is known as factor.

Form
Load
Demand
Power

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AC Fundamentals, Circuit and Circuit Theory
Power factor of the following circuit will be unity

Inductance
Resistance
Capacitance
None of the listed here

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AC Fundamentals, Circuit and Circuit Theory
The frequency of domestic power supply in India is

200 Hz
250 Hz
50 Hz
150 Hz

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AC Fundamentals, Circuit and Circuit Theory
All the rules and laws of D.C. circuit also apply to A.C. circuit containing

All above
Inductance only
Resistance only
Capacitance only

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AC Fundamentals, Circuit and Circuit Theory
The time constant of a series R-C circuit is given by

RC2
R/C
R2C
RC

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AC Fundamentals, Circuit and Circuit Theory
All definitions of power factor of a series R-L-C circuit are correct except

Ratio of kW and kVA
Ratio of net reactance and impedance
Ratio of W and VA
Ratio of J and Z

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MORE MCQ ON AC Fundamentals, Circuit and Circuit Theory

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