Given the information for a motor, determine its LCC in term of present worth (in $).Annual discount rate (i.e. interest rate): 10%Life time: 5 yearsInitial cost: $6500Energy usage: $500/yearMaintenance cost: $400/yearSalvage value: $500A 9601B 11471с11068D 12170E 10625

Answered: Image /qna-images/answer/7a011964-3654-4ed4-9c4e-6fba339293f8.jpg

Answered: Given the information for a motor,…

Understanding Motor Controls

4th Edition

ISBN:9781337798686

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter31: Wound Rotor Motors

Section: Chapter Questions

Problem 5RQ

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Similar questions

Find the horsepower rating of a motor running at 1,500 rpm and developing a torque of 105 lb–ft. (a). 22 (b). 28 (c). 30 (d). 36
In the United States, the frequency in cycles per second (cps) at which an AC electric motor operates under normal conditions is A. 50. B. 60. C. 120. D. 208.
A motor develops 225 ft-lb of torque at 860 RPM. What is the horsepower output of the motor?
Name three factors that determine the amount of torque developed by a wound rotor induction motor.
23.) A 5-in.3 displacement motor is to be tested on a bench at 3000 rpm at 2500 lbf/in2. Assuming 100% efficiency , estimate the FHP output of the motor?
What is the frequency (in Hz) of a motor spinning at 1740 rpm?
For what purpose are synchronous motors used? Explain the V curves of the synchronous motor.
Name three factors that determine the torque produced by an induction motor.
Problem Solving. Solve the following problems completely. 5. Motors from two different manufacturers are being considered for application.Both motors are 50Hp, 460 volts, 3 phase, 60 cycles. Motor A operates at 80%efficiency and motor B operates at 89% efficiency. The expected need for themotor is 15 years. Motor A cost P120, 000.00 and motor B P150, 000.00.Electrical energy cost P8.00 per Kw-Hr and the motors will be operating 8 hoursper day, 250 days a year. Assume taxes and insurance are 3% of first cost. Whichmotor should be purchased?
A. Incident sound waves in a dynamic pickup or microphone lead to the passage of AF current in the coil because- 1) The coil's motion within a magnetic field. 2) The motion within an electrostatic field.3) A DC voltage is applied to the coil. 4) Changes in the capacitive reactance across the coil. B. An intermittent (as opposed to continuous) motor is one in which the shaft revolves in- 1) An incremental motor. 2) A stepper motor. 3) A selsyn. 4) A fractional motor.
(a) Describe/Illustrate in detail: Ways how to convert/transform the rotary motion (vertical or horizontal traverse) of the shaft of a motor to linear motion/displacement (prismatic). (b) Represent mathematically the relation of the rotary motion of the shaft of the motor to linear.
What is the minimum pulley diameter for a 1 HP motor running at 1750 RPM?

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Given the information for a motor, determine its LCC in term of present worth (in $). Annual discount rate (i.e. interest rate): 10% Life time: 5 years Initial cost: $6500 Energy usage: $500/year Maintenance cost: $400/year Salvage value: $500