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Measurement and Instrumentation

Measurement and Instrumentation
PMMC Instrument can be used for

None of the listed here
Both AC and DC
AC work only
DC work only

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Measurement and Instrumentation
Standardization of potentiometer is done in order that, they become

 accurate and direct reading.
 precise.
 accurate and precise.
 accurate.

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Measurement and Instrumentation
The internal resistance of an ammeter should be

Very small
Medium
Infinity
High

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Measurement and Instrumentation
A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is

 4.8 μH/radian.
 2.0 μH/radian.
 12.0 μH/radian.
 114.6 μH/radian.

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Measurement and Instrumentation
Which one the following statements is correct? The application of the instrument in wrong manner in the procedure of measurement results in a/an

 random error
 gross error
 instrument error
 systematic error

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Measurement and Instrumentation
Relative error is same as

 true error.
 absolute error.
None of these
 ratio of absolute error and true value.

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MORE MCQ ON Measurement and Instrumentation

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