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Measurement and Instrumentation

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

 Cathode
 Accelerating anode
  X-Y plates
 Grid

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Measurement and Instrumentation
The pressure coil of a wattmeter should be connected on the supply side of the current coil when

Load impedance is low
None of these
Supply voltage is low
Load impedance is high

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Measurement and Instrumentation
What is the standard unit for length ?

 Kilometer
 Meter
 Centimeter
 Inch

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Measurement and Instrumentation
A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be

  4.47 A.
 5.78 A.
 2 A.
 4 A.

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Measurement and Instrumentation
In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is

 0.8 mm/Ω
 0.4 mm/Ω
 2.5 mm/Ω
 5.0 mm/Ω

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Measurement and Instrumentation
What is the unit of plane angle?

 Candela
 Steradian
 Radian
 Degree

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MORE MCQ ON Measurement and Instrumentation

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