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Calculate the time it takes a 200 W appliance to transfer 40,000 J of energy

User Hugo Sohm
by
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2 Answers

5 votes


power = (workdone)/(time \: taken)


p = (w)/(t)

200 = 40,000 / t

200t = 40,000

200t / 200 = 40,000 / 200

t = 200s

User Jeffhollan
by
7.6k points
2 votes

Step-by-step explanation:

P=energy used/time taken

200=40000/t

200t=40000

divide both sides by 200

t=200s

User EnduroDave
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7.2k points