A constant voltage is applied between two ends of a metallic wire. If the length is halved and the radius of the wire
doubled, the rate of heat developed in the wire will be:
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Answer / Reeturaj Pandey
The rate of heat generated in the wire does not directly depend on its length or radius when a constant voltage is applied. The heat generated is primarily related to the resistivity of the material and the current flowing through it.
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