A uniform wire connected across a supply produces heat 
per second. If the wire is cut into 
equal parts and all the parts are connected in parallel across the same supply, the heat produced per second will be
Text Solution
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A uniform wire is connected across a supply which produces heat H per second is,
The wire is cut into n equal parts.
Hence, resistance of each part is 
The resistance are in parallel connection along with the same supply.
Hence, 
Now, heat produced per second,
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