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Heating Effect of Current

A current is ...

Question

A current is divided into two resistors connected in parallel according to Kirchhoff's law, then the heat produced in the combination is

A

Zero

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B

Cannot be predicated

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C

Minimum

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D

Maximum

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Solution

The correct option is C Minimum
In parallel combination of two resistances the equivalent resistance is smaller than the minimum value of resistance in the combination. Hence, the heat produced in the combination is minimum.

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