A transformer having a transformer ratio of unity is called a/an: O a) isolation transformer. O b) step up transformer. O c) three transformer. O d) step down transformer.

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter4: Symbols
Section: Chapter Questions
Problem 7SQ: The symbol shown is a(n) a. iron core transformer. b. auto transformer. c. current transformer. d....
Question
A transformer having a transformer ratio of unity is called a/an:
a) isolation transformer.
O b) step up transformer.
c) three transformer.
O d) step down transformer.
Transcribed Image Text:A transformer having a transformer ratio of unity is called a/an: a) isolation transformer. O b) step up transformer. c) three transformer. O d) step down transformer.
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