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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C.Sine of deflection angle

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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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A.Small value of current

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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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A.Multiple shunt or series resistances inside the meter

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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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C.Frequency error

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