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When a lamp is turned on only about 10%of the energy is transformed into light what happens to the rest of the energy

2 Answers

7 votes
It is a product of electrical energy!!
User Yamazaki
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5 votes

The rest of the energy from the lamp can be turned into heat energy which is an unwanted product of turning on the lamp.

The lamb itself is a product of electrical energy.

User Kizoso
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