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An electric motor with a load delivers 5.2 hp to its shaft (1 hp = 746 W). Under these conditions, it operates at 82.8 percent efficiency.
a. How much current does the motor draw from a 240-V source?
Efficiency = (Efficiency is defined as the ratio of power output to power input.)
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What is electric field and formula for electric field is?
if 36C of charge pass through a wire in 4 seconds what current is it carrying
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