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Electric Circuits

Electric Circuits
In series R, L circuit power factor can be defined as

All of these
 Vr/V
 R/Z
 P/S

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Electric Circuits
In given figure, the value of resistance R in Ω is

 4.5 Ω
 2.5 Ω
 1 Ω
 3.5 Ω

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Electric Circuits
The mass of a neutron of atom is

 1.672 × 10 - 26 Kg.
 1.602 × 10 - 19 Kg.
 1.609 × 10 - 31 Kg.
 1.675 × 10 - 27 Kg.

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Electric Circuits
For the network shown below when I = 0, V = 20 V and when R = 0, I = 10 A. If now R = 3 Ω what is the value of the current I?

 5 A.
 6 A.
 4 A.
 10 A.

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Electric Circuits
From the given figure find the R3

 25 ohm
 25 mili ohm
 25 kilo ohm
 25 mega ohm

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Electric Circuits
If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

 the current remain unaltered.
 the current decreases.
 the current increases.
 the current decreases abruptly.

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MORE MCQ ON Electric Circuits

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