The power P in an electric circuit varies jointly as the resistance R and the square of
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The power P in an electric circuit varies jointly as the resistance R and the square of the current I. If the power is 10.0 W when the current is 0.500 A and the resistance is 40.0Ω, find the power if the current is 2.00 A and the resistance is 20.0Ω.
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According to the problem we know that the power P varies j...View the full answer
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Related Book For 
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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