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Electric Circuits

Electric Circuits
What is mean by flow of electrons?

 Voltage.
 Insulator.
 Electric current.
 Semiconductor.

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

 2.185.
 2.9585.
 1.285.
 2.585.

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Electric Circuits
Two sinusoidal quantities are said to be in phase quadrature, when their phase difference is

 90o.
 30o.
 0o.
 45o.

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Electric Circuits
Which of the following are the passive elements?

 None of these.
 Both
 Bulb
 Resistor

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Electric Circuits
Two resistances R1 and R2 are connected in series across the voltage source where R1 > R2. The largest drop will be across

 R2.
 none of them.
 R1.
 either R1 or R2.

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Electric Circuits
A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA.

 900
 400
 250
 130

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MORE MCQ ON Electric Circuits

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