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Current Electricity

Current Electricity
Ampere-hour is the unit of

Strength of current
Power
Quantity of electricity
Energy

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Current Electricity
An instrument which detects electric current is known as

Wattmeter
Galvanometer
Voltmeter
Rheostat

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Current Electricity
A closed switch has a resistance of

About 500 ohms
Infinity
Zero
About 50 ohms

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Current Electricity
The resistance of a conductor varies inversely as

Temperature
Resistivity
Are of cross-section
Length

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Current Electricity
The rating of a fuse wire is always expressed in

Ampere-volts
Ampere-hours
Amperes
kWh

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Current Electricity
The specific resistance of a metallic conductor ______ with rise in temperature.

None of the listed here
Decreases
Increases
Remains unchanged

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