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Electric Circuits

Electric Circuits
From the given figure find the R3

 25 mili ohm
 25 kilo ohm
 25 ohm
 25 mega ohm

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Electric Circuits
In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is

 6 A.
 8 A.
 10 A.
 12 A.

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Electric Circuits
Which metal is deposited for electro forming?

  Silver.
  Iron.
  Nickel.
  Chromium.

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Electric Circuits
For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is

 1.
 4.
 16.
 1/4.

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Electric Circuits
If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

 the current decreases abruptly.
 the current increases.
 the current remain unaltered.
 the current decreases.

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Electric Circuits
Which of the following substance when added to electrolyte promotes smooth deposition?

 Gelatine.
 Glucose.
 Albumen.
 Any of above.

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MORE MCQ ON Electric Circuits

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