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Electric Circuits

Electric Circuits
The lead acid cell should not never be discharged beyond

 2 V.
 2.1 V
 1.8 V.
 1.9 V.

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Electric Circuits
Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be

 0.5 kΩ, 2 W.
 2 kΩ, 0.5 W.
 1 kΩ, 1 W.
 2 kΩ, 1 W.

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Electric Circuits
Which of the following can not be connected in series unless they are identical?

 Both of above.
 Resistance.
 Voltage source.
 Current source.

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Electric Circuits
When power factor angle is constant, then shape of the current locus is

 triangle.
 straight line.
 circle.
 semi circle.

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Electric Circuits
Condition for a balanced 3 - phase load is that, each phase has the same value of __________________.

 resistance.
 all of these.
 impedance.
 power factor.

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Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 N - 1.
 b - N + 1.
 N.
 b - N - 1.

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MORE MCQ ON Electric Circuits

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