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Electric Circuits

Electric Circuits
The maximum power that can be transferred to the load resistor R from the voltage source in the figure is

 7.5 W.
 6/8W.
 9/8 W.
 1 W.

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Electric Circuits
If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be

 50√2 V, 100 Hz.
 100√2 V, 100 Hz.
 100 V, 100 Hz.
 100 V, 50 Hz.

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Electric Circuits
In what connection we get neutral?

  Delta.
  Both A and B.
  Mesh.
  Star.

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Electric Circuits
What will be the resistance if 10 resistors of 10 ohm each are connected in series?

 10 Ω.
 0.1 Ω.
 1 Ω.
 100 Ω.

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Electric Circuits
Total power consumed in the circuit below is 10 W. Find X.

 None of these.
 1 A.
  2 A.
 3 A.

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Electric Circuits
The synchronous speed for the seventh space harmonic mmf wave of 8 pole, 50 Hz induction machine will be

 5250 rpm in forward direction.
 107.14 rpm in forward direction.
 5250 rpm in reverse direction.
 107.14 rpm in reverse direction.

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