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Electric Circuits

Electric Circuits
A 3Ω resistor having 2A current will dissipate the power of

 8 W.
 4 W.
 2 W.
 12 W.

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Electric Circuits
Nodal analysis can be applied for

 neither planar and non planar networks.
 non planar networks.
 planar networks.
 both planar and non planar networks.

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Electric Circuits
Active materials of a lead acid cell are

 lead peroxide.
 spongy lead.
 dilute H2SO4.
 all of above.

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Electric Circuits
An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value?

 (4 + j2 ) pu
 (2 + j4) pu
 (3 + j4) pu
 (4 + j3) pu

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Electric Circuits
The electrical resistance of human body is around

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

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Electric Circuits
The phase angle difference between current and voltage is 90o, the power will be

 maximum.
 zero.
 VI.
 minimum.

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MORE MCQ ON Electric Circuits

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