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Electric Circuits

Electric Circuits
Find the total power absorbed by the resistor in the given circuit.

 12 W.
 24 W.
  6 W.
 30 W.

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Electric Circuits
Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be

  + 6 %.
 + 7 %.
 + 8 %.
  + 5 %.

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Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 40 µF
 10 µF
 5 µF
 160 µF

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Electric Circuits
In 2 port network Z12 = Z21 indicates which property

 unilateral.
 non linear.
 bilateral.
 linear.

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Electric Circuits
If the peak value of a sine wave is 100 V, then its RMS value will be

 70.7 V.
 100 V.
 63.6 V.
 88 V.

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Electric Circuits
Instantaneous power in inductor is proportional to the

 temperature of the inductor.
 product of the instantaneous current and rate of change of current.
 square of instantaneous current.
 square of the rate of change of current.

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