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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Definitions:

Objective Impossibility

A situation where the performance of a contractual duty cannot be done by anyone because it is physically or legally impossible.

Subjective Impossibility

A situation in which it is impossible for an individual to perform a contractual duty due to personal inability or circumstances, despite the task being objectively possible.

Frustration Of Purpose

A defense in contract law that may excuse parties from their obligations if an unforeseen event undermines the contract's original purpose.

Condition Precedent

A condition or event that must occur before a contract or a specific provision within a contract becomes effective or enforceable.