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Current Electricity

Current Electricity
If an electric current is passed through a nerve, the man

Is excited
Becomes insensitive to pain
Begins to weep
Begins to laugh

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Current Electricity
SI unit of power is

Coulomb
Watt-hour
Henry
Watt

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Current Electricity
In case of liquids, ohm's law is

None of the listed here
There is no relation between current and p. d
Partially obeyed
Fully obeyed

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Current Electricity
If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes

0.6 ohm
1.0 ohm
0.8 ohm
0.4 ohm

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Current Electricity
An instrument which detects electric current is known as

Voltmeter
Galvanometer
Rheostat
Wattmeter

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Current Electricity
At 0 K, germanium behaves as

A ferromagnetic substance
A conductor
An insulator
A superconductor

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