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Electric Circuits

Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 4.71.
 2.36.
 1.92.
 5.77.

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Electric Circuits
Current source has internal impedance connected in parallel with it whereas voltage source has internal impedance connected in __________________ with it.

  none of them
  both of above
 parallel
 series

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Electric Circuits
The Laplace Transform of a shifted unit step f (t) = U (t-a) is

 e-as.
 s(1-e-as).
 (e-as)/s.
 se-as.

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Electric Circuits
The capacity of a cell is measured in

  watt-hours.
  amperes.
  watts.
  ampere-hour.

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 2 A.
 1 A.
 2.5 A.
 4 A.

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Electric Circuits
Unit step function is first derivative of

 gate function.
 ramp function.
 impulse function.
 parabolic function.

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