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September 18, 2014

Homework Help: Physics

Posted by Don on Friday, May 18, 2012 at 9:46pm.

An electric immersion heater is rated 5 A when connected to a 120V circuit. What is the resistance of the heater? If it takes 168 KJ to heat 500 ml of water from 20 deg C to boiling, how long does it take to heat the water?

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