Important Measuring Instruments Multiple Choice Questions and Answers
41. If an instrument has cramped scale for larger values, then it follows
A.Square law
B.Logarithmic law
C.Uniform law
D.None of the above
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B.Logarithmic law
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42. The gravity controlled instrument has crowded scale because current is proportional to
A.Balancing weight
B.Deflection angle
C.Sine of deflection angle
D.Electrodynamic voltmeter
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43. A sensitive galvanometer produces large deflection for a
A.Small value of current
B.Large value of current
C.Large value of power
D.Large value of voltage
E.None of the above
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44. A multirange instrument has
A.Multiple shunt or series resistances inside the meter
B.Multicoil arrangement
C.Variable turns of coil
D.Multi range meters inside the measurement system
E.Any of the above
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45. The rectifier instrument is not free from
A.Temperature error
B.Wave shape error
C.Frequency error
D.All of the above
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