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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
Ohm is unit of all of the following except

Resistance
Capacitance
Capacitive reactance
Inductive reactance

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AC Fundamentals, Circuit and Circuit Theory
The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA The power drawn by the circuit is

40 kW
32 kW
36 kW
80 kW

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AC Fundamentals, Circuit and Circuit Theory
At very low frequencies a series R-C circuit behaves as almost purely

Resistive
Inductive
Capacitive
None of the listed here

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AC Fundamentals, Circuit and Circuit Theory
The best place to install a capacitor is

Any of the listed here
Across the terminals of the inductive load
Far away from the inductive load
Very near to inductive load

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AC Fundamentals, Circuit and Circuit Theory
In a series L-C circuit at the resonant frequency the

Impedance is maximum
Current is minimum
Voltage across C is minimum
Current is maximum

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

Conductance
Resistance
Capacitance
Inductance

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