Delmar's Standard Textbook Of Electricity
7th Edition
ISBN: 9781337900348
Author: Stephen L. Herman
Publisher: Cengage Learning
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Textbook Question
Chapter 29, Problem 14RQ
What is the function of the shunt field rheostat?
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Q/ When the voltage across armature circuit resistance decrease then the speed
Ans/
1/ Increase
2/ Decrease
3/ Remain constant
4/ none of the mentioned
1
The voltage drop at brush-
commutator contact is variable (1-2V)
.and dependent of armature current
True O
False O
Chapter 29 Solutions
Delmar's Standard Textbook Of Electricity
Ch. 29 - What is a generator?Ch. 29 - Prob. 2RQCh. 29 - Prob. 3RQCh. 29 - Prob. 4RQCh. 29 - What are interpoles, and what is their purpose?Ch. 29 - How are interpoles connected in relation to the...Ch. 29 - Prob. 7RQCh. 29 - How is the series field connected in relation to...Ch. 29 - How is the shunt field connected in relation to...Ch. 29 - What is armature reaction?
Ch. 29 - What is armature reaction proportional to?Ch. 29 - What are eddy currents?Ch. 29 - What condition characterizes overcompounding?Ch. 29 - What is the function of the shunt field rheostat?Ch. 29 - Explain the difference between cumulative- and...Ch. 29 - Explain the difference between cumulative- and...Ch. 29 - What three factors determine the amount of output...Ch. 29 - What is the voltage regulation of a DC generator...Ch. 29 - Prob. 19RQCh. 29 - Prob. 20RQCh. 29 - You are working as an electrician in a large steel...
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- What is the function of a commutator? A. Double up as a frequency converter that can change the supply frequency from the regulator. B. Double up as a frequency converter that can change the supply frequency from the rotor. C. Change the position of the brush gear. D. Vary the input voltagearrow_forwardThe poles, q-axes, and brushes are-3 of the armature winding a) Part O b) not part O c) included Oarrow_forwardVoltage Regulator and Power Supply 3arrow_forward
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