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Measurement and Instrumentation

Measurement and Instrumentation
The dynamometer principle can be used for

 ammeter, voltmeter and wattmeter.
 wattmeter only.
 ammeter only.
 voltmeter only.

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Measurement and Instrumentation
To increase Q factor of a coil, the wire should be

 thin.
 long.
 thick.
 long and thin.

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Measurement and Instrumentation
Some wire- wound resistors have bifilar winding. This type of winding is used to

Reduce the inductance of winding
Reduce the tolerance
Double the power rating of the resistor
Increase the thermal stability

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Measurement and Instrumentation
How many time-base circuits does a dual face CRO can have?

 2.
 4.
 1.
 3.

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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 A.
 2 A.
 5.78 A.
  4.47 A.

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Measurement and Instrumentation
In flux meter, the controlling torque is produced by

 crossed coil mechanism.
 spring.
 weight attached to the moving coil.
 not provided at all.

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MORE MCQ ON Measurement and Instrumentation

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