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Electric Circuits

Electric Circuits
Unit of apparent power is

 VAR.
 KWhr.
 VA.
 Watts.

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Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.5 F
 0.02 F
 0.05 F
 0.2 F

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Electric Circuits
Condition of symmetry in ABCD parameter representation is

 AD - BC = 1.
 A = D.
 C = D.
 B = D.

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Electric Circuits
Which variety of copper has the best mechanical strength ?

  Hard drawn copper.
  Cast copper.
  Soft copper.
  Annealed copper.

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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

  nR .
  n2R.
  R / n2.
  n2 / R.

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF and applied voltage is 10V DC. Then what is steady state current value?

 5A
 2A
 1A
 0A

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