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Electric Circuits

Electric Circuits
The unit of electric displacement vector is

 C - m.
 C/m2.
 Ampere-m.
 C/m.

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Electric Circuits
Which of the following may be value of resistivity of copper?

 1.7 X 10 - 4.
 1.7 X 10 - 3.
 1.7 X 10 - 6.
 1.7 X 10 - 5.

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Electric Circuits
The maximum power that can be transferred to the load resistor R from the voltage source in the figure is

 1 W.
 6/8W.
 9/8 W.
 7.5 W.

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Electric Circuits
What is I1 in the given circuit?

  3 A.
  1.5 A.
  0.5 A.
  1 A.

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Electric Circuits
What is meant by the rate of flow of an electric charge?

 Electric current.
 Electric potential.
 Electric resistance.
None of these

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Electric Circuits
The absolute charge of an electron is

 + 1.6 × 10-19 C.
 1.6 × 10-19 C.
 none of above.
 - 1.6 × 10-19 C.

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