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Electric Circuits

Electric Circuits
Consider the following circuit. What is the value of i ?

 12 A.
 - 5 A.
 6 A.
  5 A.

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Electric Circuits
Which cell has the reversible chemical reaction?

 Lead acid.
 Silver oxide.
 Mercury oxide.
 Carbon Zinc.

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Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

 68.3%
 90%
 63.2%
 100%

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

 0.1 Ω.
 100 Ω.
 1 Ω.
 10 Ω.

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Electric Circuits
Electrics supply for electroplating should be

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

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

 4.
 1.
 2.
 Not possible.

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MORE MCQ ON Electric Circuits

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