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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
In the case of an unsymmetrical alternating current the average value must always be taken over

The quarter cycle
The half cycle
Unsymmetrical part of the wave form
The whole cycle

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AC Fundamentals, Circuit and Circuit Theory
Which of the following circuit component opposes the change in the circuit voltage ?

Capacitance
Conductance
Resistance
Inductance

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AC Fundamentals, Circuit and Circuit Theory
A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to

Peak voltage
None of the listed here
Average voltage
R.m.s. voltage

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AC Fundamentals, Circuit and Circuit Theory
Form Factor is the ratio of

Average value/r.m.s. value
r.m.s. value/average value
r.m.s. value/peak value
Average value/peak value

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AC Fundamentals, Circuit and Circuit Theory
A parallel AC. circuit in resonance will

Have a high impedance
Have current in each section equal to the line current
Act like a resistor of low value
Have a high voltage developed across each inductive and capacitive section

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

All of the listed here
Resistance only
Capacitance only
Inductance only

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MORE MCQ ON AC Fundamentals, Circuit and Circuit Theory

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