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Measurement and Instrumentation

Measurement and Instrumentation
What is the expression for momentum?

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

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Measurement and Instrumentation
The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used?

100 ohms
99.99 K ohms
100 K ohms
99.99 ohms

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Measurement and Instrumentation
Which of the following cannot be measured by multimeters?

Current
Frequency
Resistance
Voltage

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Measurement and Instrumentation
A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is

 Zero.
 2√2V.
 2V.
 √2V.

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Measurement and Instrumentation
The transfer instrument which is used for standardization of a polar type AC potentiometer is

 a thermal instrument.
 a moving coil instrument.
 an electrostatic instrument.
 a dynamometer instrument.

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Measurement and Instrumentation
If the instrument is to have a wide range, the instrument should have

Linear scale
Logarithmic scale
Square-law scale
Exponential scale

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MORE MCQ ON Measurement and Instrumentation

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