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Measurement and Instrumentation

Measurement and Instrumentation
Electrostatic instruments are used as

Both ammeter and voltmeter
Voltmeters only
Wattmeter only
Ammeters only

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Measurement and Instrumentation
Following is a 16-bit register for 8085 microprocessor

 Stack pointer
 Register C
 Register B
 Accumulator

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Measurement and Instrumentation
A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is

120°
90°
30°
0°

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Measurement and Instrumentation
In a CRO which of following is not a part of electron gun?

 Cathode
 Grid
 Accelerating anode
  X-Y plates

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Measurement and Instrumentation
The repeat accuracy of an instrument can be judged from its

Linearity error
Dynamic error
Static error
Standard deviation of error

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Measurement and Instrumentation
One single phase wattmeter operating on 230V and 5A for 5 hours makes 1940 revolutions. Meter constant in revolutions is 400. What is the power factor of the land?

0.65
1
0.73
0.84

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MORE MCQ ON Measurement and Instrumentation

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