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Electric Circuits

Electric Circuits
Under resonance condition the power factor of a system is

 any of the above
 lagging
 leading
 unity

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Electric Circuits
What is a resistor?

 Test
 Hello
 Capacitor
 Inductor

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Electric Circuits
Energy efficiency during electroplating is usually in the range

 85 to 90%.
 50 to 80%.
 90 to 99%.
 80 to 85%.

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Electric Circuits
In active filter which element is absent?

 Capacitor.
 Resistor.
 Inductor.
 Both of above.

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Electric Circuits
Ampere second is the unit of

 charge.
 power.
 conductance.
 energy.

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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.

 200
 450
 250
 360

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