JEE Main 15 Apr 2018 Shift 2 Solved Paper

Section: Physics

Question : 14 of 90

Marks: +1, -0

A constant voltage is applied between two ends of a metallic wire. If the length is halved and the radius of the wire is doubled, the rate of heat developed in the wire will be :

[15 Apr 2018 Shift 2]

Increased 8 times
Unchanged
Doubled
Halved

Validate

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