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Measurement and Instrumentation

Measurement and Instrumentation
What is the expression for momentum?

 mass × acceleration
 change of velocity / time
 force × displacement
 mass × velocity

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Measurement and Instrumentation
Symmetric errors are

All of the listed here
Environment errors
Observational errors
Instrument errors

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Measurement and Instrumentation
Which one of the following units is a fundamental unit?

 Joule/sec
 Newton
 Watt
 Ampere

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Measurement and Instrumentation
Null type recorders are

 LVDT recorders.
 potentiometric recorders.
 bridge recorders.
 any one of the above.

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Measurement and Instrumentation
The three resistors R1, R2 and R3 have the following ratings: R1 = 25Ω ± 4%, R2 = 65 Ω ± 4%; R3 =45 Ω ± 4%. If the resistance are connected in series, then limiting error produced in equivalent resistance is

 4%
 1%
 3%
 2%

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Measurement and Instrumentation
No eddy current and hysteresis losses occur in

Moving iron instruments
PMMC instruments
Electrodynamo meter instruments
Electrostatic instruments

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MORE MCQ ON Measurement and Instrumentation

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