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Measurement and Instrumentation

Measurement and Instrumentation
Dynamic errors are caused by

 observational error
 instrument not responding fast
 human error
 environmental error

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Measurement and Instrumentation
A ______ device prevents the oscillation of the moving statem and enables the latter to reach its final position quickly

Controlling
None of the listed here
Deflecting
Damping

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Measurement and Instrumentation
A DC A-h meter is rated for 15 A, 250 V. The meter constant is 14.4 A-sec/rev. The meter constant at rated voltage may be expressed as

 3750 rev/KWh.
 3600 rev/KWh.
 1000 rev/KWh.
 960 rev/KWh.

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Measurement and Instrumentation
The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is

 ± 6%
 ± 2.8%
 ± 4%
 ± 3%

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Measurement and Instrumentation
A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read

5 A
0 A
None of the listed here
2.5 A

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Measurement and Instrumentation
Direct method is used to measure

Pressure
Length
Voltage
Temperature

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MORE MCQ ON Measurement and Instrumentation

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