(a) What rms current is drawn by a 4200-W electric room heater when running on 120 V...

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(a) What rms current is drawn by a 4200-W electric room heater when running on 120 V rms?
(b) What is the power dissipation by the heater if the voltage drops to 105 V rms during a brownout? Assume the resistance stays the same.

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Jun 06, 2016 06:07 AM

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(a) What rms current is drawn by a 4200-W electric room heater when running on 120 V...

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