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Measurement and Instrumentation

Measurement and Instrumentation
Purely mechanical instrument cannot be used for dynamic measurements because they have

All of these
 high inertia.
 higher response time.
 large time constant.

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Measurement and Instrumentation
An Ohmmeter is a

None of the listed here
Dynamometer instrument
Moving iron instrument
Moving coil instrument

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Measurement and Instrumentation
A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads

111V
100V
90V
50V

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Measurement and Instrumentation
An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading?

 2+3√2 A.
 5 A.
  3 A.
 2 A.

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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 K ohms
100 ohms
99.99 ohms
99.99 K ohms

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Measurement and Instrumentation
The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240×10-6 N-m on full scale. If magnetic flux density is 1Wb/m2 range of meter is

 1 mA.
 4 mA.
 3 mA.
 2 mA.

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MORE MCQ ON Measurement and Instrumentation

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