Important Measuring Instruments Multiple Choice Questions and Answers


1. For measuring a very high resistance we should use


   A.Kelvin's double bridge

   B.Wheat stone bridge

   C.Meggar

   D.None of the above


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C.Meggar

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


   A.D.C. voltmeter

   B.Ammeter and a known resistance

   C.D.C. potentiometer

   D.None of the above


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C.D.C. potentiometer

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


   A.Necessary to standardise the potentiometer

   B.Not necessary to standardise the potentiometer

   C.Necessary to use a volt ratio box in conjunction with the potentiometer

   D.None of the above


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C.Necessary to use a volt ratio box in conjunction with the potentiometer

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4. For measurements on high voltage capacitors, the suitable bridge is


   A.Wein bridge

   B.Modified De Santy's bridge

   C.Schering bridge

   D.Any of the above

   E.None of the above


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C.Any of the above

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5. For measurement of inductance having high value, we should use


   A.Maxwell's bridge

   B.Maxwell Wein bridge

   C.Hay's bridge

   D.Any of the above


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C.Hay's bridge

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