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?

Answered: A 0.5 horsepower motor is ran at 240…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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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?

Expert Solution

Step 1

Given:

The power of the motor is $0.5 HP$ .

The potential difference of the motor is $240 V$ .

The efficiency of the motor is $100 %$ .

Introduction:

The rate of doing work is called power. It is the work that is being done by the machine in a unit time.

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