The amount of heat produced in a wire depends on its material-

Length

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Thickness

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Length and thickness

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None of these

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Solution

The correct option is A Length and thickness
Amount of heat produced in wire = $I^{2} R$
Where $R$ = Resistance of wire
$I$ = Current through wire
As resistance of wire $R \propto \frac{L}{A}$
So heat produced depends on Length as well as thickness.

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Similar questions

Statement 1: The amount of heat produced in a current carrying wire depends on its material, length and thickness.
Statement 2: The heat generated in a current carrying wire increases as the thickness of the wire increases.

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The amount of heat produced in a wire depends on its material-

The correct option is A Length and thicknessAmount of heat produced in wire = I2RWhere R = Resistance of wire I = Current through wireAs resistance of wire R∝LASo heat produced depends on Length as well as thickness.

The correct option is A Length and thickness
Amount of heat produced in wire = $I^{2} R$
Where $R$ = Resistance of wire
$I$ = Current through wire
As resistance of wire $R \propto \frac{L}{A}$
So heat produced depends on Length as well as thickness.