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Electric Circuits

Electric Circuits
Which of following is the unit of magnetic flux density?

 Tesla.
 Weber.
 Daraf.
 Lumens.

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Electric Circuits
Electrics supply for electroplating should be

 DC voltage.
 any of above.
 low frequency ac voltage.
 low AC voltage.

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Electric Circuits
The resistance of 200 W, 200 V lamp is

 800 Ω.
 400 Ω.
 100 Ω.
  200 Ω.

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Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z12 = Z21.
 Z11 = Z22.
 Z11 = Z12.
 Z12 = Z22.

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Electric Circuits
Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true?

 The power dissipation in each bulb is not same.
 The voltage across each bulb is not same.
 The current through each bulb is same.
None of these

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Electric Circuits
Resistor stores the energy in the form of

 electrical field.
None of these
 both A and B.
 magnetic field.

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