5. If a current enters the dotted terminal of one coil, the reference polarity of the mutual voltage in the a. positive b. negative second coil is c. zero dreverno
5. If a current enters the dotted terminal of one coil, the reference polarity of the mutual voltage in the a. positive b. negative second coil is c. zero dreverno
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.3P: Consider an ideal transformer with N1=3000andN2=1000 turns. Let winding 1 be connected to a source...
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![5. If a current enters the dotted terminal of one coil, the reference polarity of the mutual voltage in the
a. positive
b. negative
second coil is ......
c. zero
d. reverse.
6. if in iron cored coil, the iron core is removed to make air cored coil, the inductance of the coil will be ......
b. more
c. same
a. less
d. greater
7. If the current in one coil becomes steady, the current in neighboring coil is?
c. Double
b. Infinity
d. Halves
a. Zero
P******
Y-load supply power.
c. less
8. Balanced A-load supply power is
b. greater
a. equal
d. not equal
the maximum load power.
c. equal
9. The generator power is always......
b. less than
a. greater than
d. greater than or equal
10. At star connection unbalanced load system the neutral current is.
c. less than zero
b. greater than zero.
a. equal to zero.
d. greater than or equal to zero.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3a5409bd-1c0e-40b3-8271-75841ee097c9%2F57956dfe-699d-44b8-b258-ddb9370b190c%2Fk6jn7d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5. If a current enters the dotted terminal of one coil, the reference polarity of the mutual voltage in the
a. positive
b. negative
second coil is ......
c. zero
d. reverse.
6. if in iron cored coil, the iron core is removed to make air cored coil, the inductance of the coil will be ......
b. more
c. same
a. less
d. greater
7. If the current in one coil becomes steady, the current in neighboring coil is?
c. Double
b. Infinity
d. Halves
a. Zero
P******
Y-load supply power.
c. less
8. Balanced A-load supply power is
b. greater
a. equal
d. not equal
the maximum load power.
c. equal
9. The generator power is always......
b. less than
a. greater than
d. greater than or equal
10. At star connection unbalanced load system the neutral current is.
c. less than zero
b. greater than zero.
a. equal to zero.
d. greater than or equal to zero.
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