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Which uses more electricity a 1700 w hair dryer or a 1200 w microwave: both running for 5 minutes?
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Which uses more electricity a 1700 w hair dryer or a 1200 w microwave: both running for 5 minutes?

User Aaron Hill
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hair dryer as you can tell from the difference, 500w
User Partik
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The hair dryer dissipates 1700 joules of energy every second.

The microwave dissipates 1200 joules of energy every second.

In 5 minutes (300 seconds), the hair dryer uses up 150,000 more joules of energy than the microwave does.
User Xoned
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