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Electric Circuits

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

 24 W.
 30 W.
 12 W.
  6 W.

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Electric Circuits
Super mesh analysis is used in case of

 both.
 current source branch is common for two meshes.
 ideal voltage source is connected between two non reference nodes.
 either 1 or 2.

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Electric Circuits
An electrical circuit with 10 branches and 7 nodes will have

  10 loop equations.
 3 loop equations.
  4 loop equations.
 7 loop equations.

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  n2 / R.
  nR .
  R / n2.
  n2R.

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Electric Circuits
A capacitor having a capacitance of 40 μF is connected across 250 V DC source. The charging current will be least

 when capacitor is fully charged.
 when capacitor is half charged.
 when capacitor is almost 25% charged.
 initially.

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Electric Circuits
During charging, the electrolyte of a lead acid battery becomes

 stronger.
 weaker.
 there is no change in electrolyte.
 diluted with water.

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MORE MCQ ON Electric Circuits

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