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Electric Circuits

Electric Circuits
Atoms with fewer than 4 valence electrons are

 semi-conductor.
 conductor.
 none of these.
 insulator.

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Electric Circuits
The voltage across the 1kΩ resistor between the nodes A and B of the network shown in the given figure is

 -2 V.
 -1 V.
 1 V.
 2 V.

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Electric Circuits
For the network shown in figure, the value of current through 8Ω resistor is

 1.5 A.
 2.4 A.
 1.2 A.
 4.8 A.

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Electric Circuits
The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor?

 1.
 0.866.
 0.5.
 0.577.

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Electric Circuits
Coating generally recommended for hard surfacing is

 copper plating.
 lead plating.
 chromium plating.
None of these

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Electric Circuits
A load is connected to an active network. At the terminals to which the load is connected, RTH = 10 Ohm, VTH = 60V. Then maximum power supplied to the load is

 180W.
 360W.
 60W.
 90W.

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MORE MCQ ON Electric Circuits

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