Science, asked by Ve0devarr4ishree, 1 year ago

To produce 1000 joule of heat in 10 seconds, how much voltage should be applied to 50 resistance.

Answers

Answered by prmkulk1978
44
Given:

R=50 ohmsH=1000Jtime=t=10sec

Formula :H=V²t/R

1000=V²x10/50
50000/10=V²
5000=V²
V=70.7 Volts
∴ Voltage supplied must be 70.7volts.
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