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
15
Answer:
Amount of energy transferred by light =(18/100)×400
=18×4
=72 J
Answered by
2
Answer:you do 18 divided by 100 giving you 0.18x400=72 and that’s your answer
Explanation:
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