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Electric Circuits

Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 resistance.
 inductance.
 current.
 voltage.

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Electric Circuits
Container of a lead acid battery

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

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Electric Circuits
Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true?

None of these
 The power dissipation in each bulb is not same.
 The voltage across each bulb is not same.
 The current through each bulb is same.

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Electric Circuits
During electroplating the amounts of different substances liberated by same quantity of electricity are proportional to their

  chemical equivalents.
  atomic numbers.
  valency.
  atomic weights.

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 0.029.
 0.049 H.
 0.058 H.
 None of these.

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

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

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MORE MCQ ON Electric Circuits

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