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Electric Circuits

Electric Circuits
The internal resistance of a dry cell is of the order of

  1 to 1.5 Ohm.
  2 to 5 Ohm.
  0.2 to 0.4 Ohm.
  1 to 15 Ohm.

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Electric Circuits
The rms value of the voltage U(t)= 3 + 4cos(3t)

 7 V.
 {3 + 2(1.141)} V.
  4.123 V.
  5 V.

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Electric Circuits
Conductance of any conductor is expressed as

  ampere / watt.
  mho.
  watt / ampere2.
  volt2 / watt.

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Electric Circuits
Inductor does not allow the sudden change of

 power
 current
 voltage
None of these

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Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 500 ohms.
 1000 ohms.
 5000 ohms.
 50 ohms.

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Electric Circuits
Resistor stores the energy in the form of

 electrical field.
None of these
 both A and B.
 magnetic field.

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MORE MCQ ON Electric Circuits

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