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Electric Circuits

Electric Circuits
If one cycle of AC waveform occurs every millisecond, the frequency will be

 50 Hz.
 100 Hz.
 10 kHz.
 1000 Hz.

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Electric Circuits
The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is ______ V.

 360
 250
 450
 200

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Electric Circuits
Which of the following has no units?

 Magnetic susceptibility
 Permittivity
 Permeability
 Moment of a magnet

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Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.15.
 1.11.
 1.

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Electric Circuits
In the above question find the angle between voltage and current?

 54.74.
 30.
 60.
 90.

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Electric Circuits
The value of specific gravity of acid when a lead acid battery is fully charged is

 2.9585.
 2.585.
 1.285.
 2.185.

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