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Electric Circuits

Electric Circuits
The rms value of sinusoidal voltage wave V = 200sinω0t

 100 V.
 200 V.
 200√2 V.
 100√2 V.

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Electric Circuits
In RLC series circuit, if the voltage across capacitor is greater than voltage across inductor, then power factor of the network is

 lagging.
 zero.
 leading.
 unity.

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Electric Circuits
In the circuit shown below, what is the voltage across 5 Ω resistor?

 -27.4 V.
 -28.4 V.
 None of them
 34.4 V.

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Electric Circuits
An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor.

 0.318.
 1.11.
 0.57.
 1.414.

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Electric Circuits
In RL series circuit R=2Ω and L=10mH and applied voltage is 10V DC. Then find the current in the network?

 1A
 10A
 0A
 5A

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Electric Circuits
In series RLC circuit, voltage across resistor, inductor and capacitor are 5V, 2V and 2V respectively. Find total voltage?

 5V
 9V
 4V
 2V

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