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Electric Circuits

Electric Circuits
Ampere second is the unit of

 power.
 energy.
 conductance.
 charge.

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Electric Circuits
One atomic mass unit ( amu ) is approximately equal to

  1.6 × 10-27 Kg.
 1.6 × 10-19 Kg.
 1.6 × 10-13 Kg.
 1.6 × 10-24 Kg.

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Electric Circuits
To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator.

 both a and c
 equals to
 less than
 greater than

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Electric Circuits
If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will

 increase.
 decrease.
 becomes zero.
 remains unchanged.

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Electric Circuits
A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is

 16C Farad.
 C Farad.
 4C Farad.
 2C Farad.

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Electric Circuits
For balanced star load, if unbalanced line current are IR, IY, IB equal to - j10, - j10 and - j20 respectively, the neutral current will be equal to

  (-9.66 + j5) A.
  (8.66 - j5) A.
  (-8.66 - j5) A.
  (8.66 + j5) A.

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MORE MCQ ON Electric Circuits

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