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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
The r.m.s. value and mean value is the same in the case of

Triangular wave
Sine wave
Half wave rectified sine wave
Square wave

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AC Fundamentals, Circuit and Circuit Theory
In a circuit containing R, L and C, power loss can take place in

Capacitance only
All of the listed here
Inductance only
Resistance only

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

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AC Fundamentals, Circuit and Circuit Theory
When an alternating current passes through an ohmic resistance the electrical power converted into heat is

Reactive power
None of the listed here
Active power
Apparent power

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

Power
Load
Form
Demand

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

RC
R/C
RC2
R2C

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