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Current Electricity

Current Electricity
The current in the circuit having constant resistance is tripled. The power increases

1/9 times
1/3 times
3 times
9 times

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Current Electricity
When one lag of parallel circuit is opened out the total current will

Decreases
None of the listed here
Become zero
Increases

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Current Electricity
The hot wire of electric bulb's filament is higher than its cold resistance because the temperature co-efficient of filament is

Positive
Zero
Negative
None of the listed here

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Current Electricity
The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms, what is the resistance of the other?

36 Q
48 Q
18 Q
64 Q

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Current Electricity
The flow of current in solids is due to

Electrons
Nucleus
Electrons and ions
Atoms

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Current Electricity
Ampere-hour is the unit of

Energy
Quantity of electricity
Strength of current
Power

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MORE MCQ ON Current Electricity

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