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Electric Circuits

Electric Circuits
In which of the following oscillations are not present?

 Under damping
 Over damping
 Critical damping
 Both 2 and 3

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Electric Circuits
A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be

 1 W.
 0.5 W.
None of these
 2 W.

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Electric Circuits
Laplace transform analysis gives

 time domain response only.
 both (a) and (b).
 frequency domain response only.
 real response only.

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Electric Circuits
A capacitor in a circuit became hot and ultimately exploded due to wrong connection, which type of capacitor it could be?

 Electrolytic capacitor.
 Paper capacitor.
 Any of above.
 Ceramic capacitor.

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 33.33 % of the original load.
 66.66 % of the original load.
 50 % of the original load.
 25 % of the original load.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 2.22
 0
 1.11
 1

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MORE MCQ ON Electric Circuits

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