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AC Fundamentals, Circuit and Circuit Theory

AC Fundamentals, Circuit and Circuit Theory
For a frequency of 200 Hz, the time period will be

0.5 s
0.005 s
0.05 s
0.0005 s

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AC Fundamentals, Circuit and Circuit Theory
A pure inductance connected across 250 V, 50 Hz supply consumes 100 W. This consumption can be attributed to

The statement given is false
The reactance of the inductor
The current flowing in the inductor
The big size of the inductor

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

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

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AC Fundamentals, Circuit and Circuit Theory
Which of the following coil will have large resonant frequency?

A coil with large resistance
A coil with low distributed capacitance
A coil with large distributed capacitance
A coil with low resistance

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AC Fundamentals, Circuit and Circuit Theory
Power factor of the system is kept high

To reduce voltage regulation of the line
All of the listed here
To maximize the utilization of the capacities of generators, lines and transformers
To reduce line losses

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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
RC
R2C

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