Instrumentation – Power Generation quiz part 4

Welcome to your Instrumentation - Power Generation quiz part 4

Murray loop test can be used for location of

Which of the following devices should be used for accurate measurement of low D.C. voltage?

A voltage of about 200 V can be measured

It is required to measure the true open circuit e.m.f. of a battery. The best device is

A direct current can be measured by

To measure a resistance with the help of a potentiometer it is

A phase shifting transformer is used in conjunction with

Basically, a potentiometer is a device for

 In order to achieve high accuracy, the slide wire of a potentiometer should be

To measure an A. C. voltage by using an A.C. potentiometer, it is desirable that the supply for the potentiometer in taken

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