12.a. Comparing the transformer cores of core-form and shell-form transformers shows that the a. shell form provides lower reactance without increasing the transformer size. b. core form makes possible wider coils and better oil circulation. c. shell form is used exclusively in small low-voltage transformers. 12.b. Distribution transformers are generally protected from damage due to excessive internal temperatures, by the operation of a A. lightning arrester. B. circuit breaker. C. surge diverter.
12.a. Comparing the transformer cores of core-form and shell-form transformers shows that the a. shell form provides lower reactance without increasing the transformer size. b. core form makes possible wider coils and better oil circulation. c. shell form is used exclusively in small low-voltage transformers. 12.b. Distribution transformers are generally protected from damage due to excessive internal temperatures, by the operation of a A. lightning arrester. B. circuit breaker. C. surge diverter.
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 3.13MCQ: Consider the adopted per-unit system for the transformers. Specify true or false for each of the...
Related questions
Question
12.a. Comparing the transformer cores of core-form and shell-form transformers shows that the
a. shell form provides lower reactance without increasing the transformer size.
b. core form makes possible wider coils and better oil circulation.
c. shell form is used exclusively in small low-voltage transformers.
12.b. Distribution transformers are generally protected from damage due to excessive internal temperatures,
by the operation of a
A. lightning arrester.
B. circuit breaker.
C. surge diverter.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
Recommended textbooks for you
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Electricity for Refrigeration, Heating, and Air C…
Mechanical Engineering
ISBN:
9781337399128
Author:
Russell E. Smith
Publisher:
Cengage Learning