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Electric Circuits

Electric Circuits
The laplace transform of the fuction f(t) = t is

 1/s2.
 1/s.
 s.
 s2.

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Electric Circuits
Efficiency of electrical machines should be calculated by measuring

 losses and output.
 output and input.
 losses and input.
 losses.

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Electric Circuits
Ceq of two capacitors connected in series is given by

 C1 + C2.
 C1 = C2.
 C1C2.
 C1 C2 / (C1 + C2).

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Electric Circuits
In series RLC circuit what is the power factor just bellow the resonance frequency?

 Unity
 Leading
 Zero
 Lagging

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Electric Circuits
Bulb in street lighting are connected in

 series parallel.
 end of end.
 parallel.
 series.

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Electric Circuits
A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be

 M / 2.
 2 M.
 M.
 M / L.

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MORE MCQ ON Electric Circuits

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