Physics, asked by 17khanl, 10 months ago

An electric light bulb has an efficiency of 18%.
400 J of energy are supplied to the light bulb by electricity.
a Calculate the amount of energy transferred by light.

Answers

Answered by sam3535

15

Answer:

Amount of energy transferred by light =(18/100)×400

=18×4

=72 J

Answered by Sourmikkyy

2

Answer:you do 18 divided by 100 giving you 0.18x400=72 and that’s your answer

Explanation:

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