Physics, asked by purabibaishya, 1 year ago

A 100 watt electric lamp uses 100 joule of electrical energy is second. It produces only 2 watt of light. What is its efficiency? What happen to the other 98 watt?

Answers

Answered by chandansinha1
2
its efficiency is 2%
other 98 watt changes into degradable energy I.e.in heat and friction
Answered by dipcodnelow
1
a simple answer oky don't mind
the othet 98 watt is saved it means it is the good process to sve electricity in this generation
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