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Electric Circuits

Electric Circuits
Which of the following Y-parameters is dimensionless?

 Y11.
 none of these.
 Y22.
 Y12.

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Electric Circuits
A 3 – φ delta connected symmetrical load consumes P Watts of power from a balanced supply. If the same load is connected in star to the same supply then what is the power consumption?

 P/3.
 P.
 √3P.
 3P.

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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.
None of these
 The current through each bulb is same.

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Electric Circuits
Specific resistance is measured in

  mho.
  ohm - cm.
  ohm/cm.
  ohm.

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Electric Circuits
In the given figure the value of the source voltage is

 24 V.
 30 V.
 44 V.
 12 V.

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Electric Circuits
Under resonance condition the power factor of a system is

 any of the above
 lagging
 leading
 unity

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