If a transformer has a primary voltage of 240 V and a secondary voltage of 120 V the value of x (alpha) is: EO a) 1 EO b) 2 O c) 4 d) 0.5

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter27: Single-phase Transformers
Section: Chapter Questions
Problem 4RQ: All values of a transformer are proportional to its __________________ ___________________.
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If a transformer has a primary voltage of 240 V and a secondary voltage of 120V the
value of a (alpha) is:
O a) 1
O b) 2
c) 4
d) 0.5
ace
Transcribed Image Text:If a transformer has a primary voltage of 240 V and a secondary voltage of 120V the value of a (alpha) is: O a) 1 O b) 2 c) 4 d) 0.5 ace
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