F.a. In a step-up transformer having a 1 to 2 turn ratio, the 12-V secondary provides 5 A to the load. The primary current is A. 20 A B. 5 A C. 10 A D. 2.5 A F.b. Which one of the following voltages is typical of a value used by utilities for long-distance transmission of electrical power? A. 4800 V B. 345,000 V C. 240 V D. 120 V
F.a. In a step-up transformer having a 1 to 2 turn ratio, the 12-V secondary provides 5 A to the load. The primary current is A. 20 A B. 5 A C. 10 A D. 2.5 A F.b. Which one of the following voltages is typical of a value used by utilities for long-distance transmission of electrical power? A. 4800 V B. 345,000 V C. 240 V D. 120 V
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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F.a. In a step-up transformer having a 1 to 2 turn ratio, the 12-V secondary provides 5 A to the load. The primary current is
A. 20 A
B. 5 A
C. 10 A
D. 2.5 A
F.b. Which one of the following voltages is typical of a value used by utilities for long-distance transmission of electrical power?
A. 4800 V
B. 345,000 V
C. 240 V
D. 120 V
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