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Electric Circuits

Electric Circuits
The electrical resistance of human body is around

  1000 ohms.
  250 ohms.
  25 ohms.
  5 ohms.

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 5 times greater than before.
 10 times greater than before.
 25 times larger than before.
 5 times smaller than before.

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Electric Circuits
What is mean by flow of electrons?

 Electric current.
 Semiconductor.
 Insulator.
 Voltage.

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

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

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Electric Circuits
Say A point has an absolute potential of 40 V and point B has an absolute potential of - 10 V, then what will be the value of VBA ?

  - 50 V.
 50 V.
  none of above.
  30 V.

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Electric Circuits
For symmetrical wave form average value of one full cycle is

 0
 2.22
 1.11
 1

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