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Electric Circuits

Electric Circuits
The life of a lead acid battery is expected to be

 2 to 5 years.
 10 to 15 years.
 1 year.
 6 months.

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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

  n2R.
  nR .
  n2 / R.
  R / n2.

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Electric Circuits
Kirchhoff’s voltage law is used for

 finding equivalent resistance.
 nodal analysis.
 representing a current source.
 loop analysis.

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Electric Circuits
Consider the following circuit. What is the value of i ?

  5 A.
 - 5 A.
 6 A.
 12 A.

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Electric Circuits
Which of the following materials has highest electrical conductivity ?

  Aluminium.
  Silver.
  Steel.
  Copper.

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Electric Circuits
What is the frequency of domestic power in India?

 50 Hz.
 60 Hz.
 220 Hz.
 70 Hz.

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MORE MCQ ON Electric Circuits

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