The Output of a Generator Is 440 V at 20

question 57

Multiple Choice

The output of a generator is 440 V at 20 A. It is to be transmitted on a line with resistance of 0.60 Ω. To what voltage must the generator output be stepped up with a transformer if the power loss in transmission is not to exceed 0.010% of the original power?

• A)4.4 kV
• B)7.3 kV
• C)22 kV
• D)30 kW
• E)45 kV

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