EASY
10th CBSE
IMPORTANT
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The unit of electrical resistance is .

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Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
The law that gives a relationship between potential difference and current is called _____ law.
EASY
10th CBSE
IMPORTANT
Rubber is an example of a/an _____ (conductor/insulator).
EASY
10th CBSE
IMPORTANT
Resistance is the property of a conductor that opposes the flow of _____ through it (potential difference/current).
EASY
10th CBSE
IMPORTANT
When a metal wire is pulled so that its length increases, its resistance will _____.(increase/decrease)
EASY
10th CBSE
IMPORTANT
Resistance of a metal wire increases as its temperature _____.(increases/decreases)
EASY
10th CBSE
IMPORTANT
The resistance of a cylindrical piece of copper is _____ than that of a similar piece of rubber (more/less).
EASY
10th CBSE
IMPORTANT
The resistivity of germanium and silicon _____ (increases/decreases) with increase in temperature.
EASY
10th CBSE
IMPORTANT
A longer nichrome wire will have more resistance than a shorter one.