A 0.5 horsepower motor is ran at 240 Volts (single phase, 100% efficient) How many kilowatts is this motor? How many amps will that motor draw? If it is running for 20 hrs a day for 20 days a month, how many total kilowatt-hours of energy does this motor use? The motor exerts 1.5 ft lbs of torque.  What is the speed of this motor in RPM?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter6: Energy Of A System
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Problem 18P: A small particle of mass m is pulled to the top of a friction less half-cylinder (of radius R) by a...
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A 0.5 horsepower motor is ran at 240 Volts (single phase, 100% efficient)

  • How many kilowatts is this motor?
  • How many amps will that motor draw?
  • If it is running for 20 hrs a day for 20 days a month, how many total kilowatt-hours of energy does this motor use?
  • The motor exerts 1.5 ft lbs of torque.  What is the speed of this motor in RPM?
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