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Electric Circuits

Electric Circuits
How many 200W / 220V bulbs connected in series across 220V supply will consume 100W?

 2.
 1.
 4.
 Not possible.

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Electric Circuits
Which metal is deposited for electro forming?

  Nickel.
  Chromium.
  Silver.
  Iron.

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Electric Circuits
A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is

 4C Farad.
 2C Farad.
 16C Farad.
 C Farad.

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Electric Circuits
Two sinusoidal quantities are said to be in phase quadrature, when their phase difference is

 45o.
 30o.
 0o.
 90o.

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Electric Circuits
For cadium plating electrolyte used is

 sodium cyanide, cadmium and caustic soda.
 cadmium sulphate and sulphuric acid.
 cadmium hexa metaphosphate.
 any of above.

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Electric Circuits
By which of the following elements transients will not occur?

All of these
 R
 L
 C

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MORE MCQ ON Electric Circuits

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