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Murray Loop Test

Which of the following methods helps find the exact point of breakdown in an underground cable?

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Answer & Explanation

Correct AnswerA. Murray loop test

Quick Explanation

The Murray loop test is a bridge-type fault-location method used to locate earth and short-circuit faults in underground cables by comparing cable resistances and using the known cable length.

Detailed Explanation

Correct Answer

A — Murray loop test

Explanation

The Murray loop test is a bridge-type fault-location method used to locate earth and short-circuit faults in underground cables by comparing cable resistances and using the known cable length.

Key Concept

Murray Loop Test

Exam Point

Underground cable fault location → Murray loop/Varley loop methods.

Quick Trick

Underground cable fault location → Murray loop/Varley loop methods.

Exam Tip

Underground cable fault location → Murray loop/Varley loop methods.

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01 ADDITIONAL ASSISTANT ENGINEER.pdf2026Q. 69

Murray Loop Test

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