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Electric Circuits

Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 10 - 4.
 107.
 105.
 10 - 6.

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Electric Circuits
From the given figure find the R3

 25 kilo ohm
 25 mili ohm
 25 ohm
 25 mega ohm

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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

 zero.
 unity.
 leading.
 lagging.

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Electric Circuits
1 F is theoretically equal to

 ratio of 1 V to 1 C
 1 ohm of resistance
 none of these
 ratio of 1 C to 1 V

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Electric Circuits
A p.d. of 300 V is applied across series combination of 3 μF and 9 μF capacitors. The charge on each capacitor is ___________________ μC.

 3600.
 7.5.
 675.
 240.

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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.

 250
 450
 200
 360

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MORE MCQ ON Electric Circuits

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