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Electric Circuits

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.
 M.
 2 M.
 M / L.

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

 1/s2.
 1/s.
 s.
 s2.

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Electric Circuits
Absolute permittivity of dielectric medium is represented as

 εrε0
 εr/ε0
 εr
 ε0

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Electric Circuits
Air gap flux density is of the order of

 0.75 - 0.8 T.
  0.35 - 0.5 T.
 0.85 - 0.9 T.
  0.65 - 0.9 T.

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Electric Circuits
In above question, determine the current if E = 100 V, R = 20Ω, R1 = 10 Ω and L = 2 H at 0.5 sec after short circuit.

 6.98.
 - 6.28.
 9.59.
 - 9.59.

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Electric Circuits
The form factor of sinusoidal alternating current is

 1.
 1.11.
 1.15.
 0.

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MORE MCQ ON Electric Circuits

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