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Electric Circuits

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

 0.5 W.
 2 W.
 1 W.
None of these

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Electric Circuits
The efficiency in case of maximum power transfer theorem is

 50 %.
 50 % - 100 %.
 less than 50 %.
 100 %.

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Electric Circuits
In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

 Thevinin's theorem
 Norton's theorem
 Reciprocity theorem
 Compensation theorem

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Electric Circuits
Capacitors for P.f correction are rated in

 KW.
 KV.
 KVAR.
 KVA.

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Electric Circuits
In RLC series circuit if the Q factor is 1, then the damping of the system is

 Over damping
 Undamping
 Under damping
 Critical damping

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Electric Circuits
The internal resistance of lead acid cell is _______________ that of Edison cell.

 less than.
 equal to.
 none of above.
 more than.

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