Understanding Motor Controls
4th Edition
ISBN: 9781337798686
Author: Stephen L. Herman
Publisher: Delmar Cengage Learning
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Question
Chapter 36, Problem 1RQ
To determine
Synchronous speed.
Expert Solution & Answer
Explanation of Solution
Given information:
Number of poles per phase,
Frequency of the supply,
Calculation:
The synchronous speed is given by the formula:
Thus, the synchronous speed of the motor is
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4. Determine which of the following flow fields represent a possible
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(a) u= x²+2y+z; v=x-2y+z;w= -2xy + y² + 2z
a
(b) V=U cose
U coso 1 (9)
[1-9]
Usino |1 (4)]
[+]
V=-Usin 1+1
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5'
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(b) Whether it is a possible incompressible flow
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Chapter 36 Solutions
Understanding Motor Controls
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