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How much power is used by a hair dryer if it does 40,000 J of work in 40 seconds?
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How much power is used by a hair dryer if it does 40,000 J of work in 40 seconds?

User Dergroncki
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2 votes

Answer:

40000÷40=1000 joules is required to work in 40 seconds

User Kickaha
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