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Electric Circuits

Electric Circuits
Open circuit voltage of a fully charged lead acid cell is

 1.9 V.
 2.5 V.
 2 V.
 2.7 V.

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Electric Circuits
Inductor does not allow the sudden change of

 power
 voltage
None of these
 current

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Electric Circuits
Two wires of A and B of the same material and length ‘l’ and ‘2l’ have radius ‘r’ and ‘2r’ respectively. The ratio of their specific resistance will be

 1:2.
 4:1.
 1:1.
 1:8.

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Electric Circuits
The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing

 5 mH.
 20 mH.
 0 mH.
 10 mH.

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Electric Circuits
For occurrence of resonance which of the following elements are required?

 L
 Both 2 and 3
 R
 C

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Electric Circuits
In the figure given, the value of R is

 10 Ω.
 24 Ω.
 12 Ω.
 18 Ω.

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MORE MCQ ON Electric Circuits

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