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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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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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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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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