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Electric Circuits

Electric Circuits
Which of the following quantities remain the same in all parts of a parallel circuit

 current.
 power.
 resistance.
 voltage.

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Electric Circuits
A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The current in R is

 5.08 A.
 1.27 A.
 2.54 A.
 10.16 A.

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Electric Circuits
Conductance of any conductor is expressed as

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

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Electric Circuits
The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is

 22.4A.
 17.3A .
 14.14A.
 30A.

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Electric Circuits
Container of a lead acid battery

 ceramics.
 celluloid.
 any of above.
 molded hard rubber.

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Electric Circuits
A balanced 3 - φ star connected load is fed from a 208 V, 3 - φ supply. Each load has resistance of 35 Ω. The total power is

 none of these.
 411.3 W.
 618 W.
 1236 W.

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MORE MCQ ON Electric Circuits

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