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Current Electricity

Current Electricity
Ampere-hour is the unit of

Strength of current
Power
Energy
Quantity of electricity

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Current Electricity
The weight of an aluminium conductor as compared to a copper conductor of identical cross-section, for the same electrical resistance, is

1
0.6
1.5
0.5

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Current Electricity
Three identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be

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

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Current Electricity
All of the following are equivalent to watt except

(Amperes) ohm
Amperes × volts
Amperes/volt
Joules/sec.

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Current Electricity
One Newton meter is same as

One joule
One watt
One joule second
Five joules

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Current Electricity
An open resistor, when checked with an ohmmeter reads

Zero
Infinite
Low but not zero
High but within tolerance

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MORE MCQ ON Current Electricity

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