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Electric Circuits

Electric Circuits
Reactive power drawn by a pure resistor is

 minimum
None of these
 maximum
 0

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Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 3.
 4.
 7.
 6.

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Electric Circuits
The power dissipated in a pure capacitor is

 zero.
 proportional to the value of capacitance.
 both (B) and (C) above.
 proportional to applied voltage.

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Electric Circuits
The resistance of 200 W, 200 V lamp is

 800 Ω.
 400 Ω.
  200 Ω.
 100 Ω.

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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 increases.
 the current decreases.
 the current decreases abruptly.

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Electric Circuits
Types of rotating machines

 IM.
 transformer.
 both B and C.
 synchronous machine.

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MORE MCQ ON Electric Circuits

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