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Measurement and Instrumentation

Measurement and Instrumentation
A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is

 200 V.
 50 V.
 25 V.
 100 V.

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Measurement and Instrumentation
For the AC bridge circuit shown in figure at balance the value of Rd will be

 (Ra/Rc).Rb.
 (Rc/Rb).Ra.
 (Rc/Ra).Rb.
 (Rb/Rc).Ra.

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Measurement and Instrumentation
Electrostatic instruments are normally used for

Low current measurements
High voltage measurements
High current measurements
Low voltage measurements

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Measurement and Instrumentation
Standard resistor ia made from

Manganin
Platinum
Nichrome
Silver

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Measurement and Instrumentation
For measurement of high direct voltage, one would use _____ voltmeter.

Hot wire
PMMC
Moving iron
Electrostatic

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Measurement and Instrumentation
Most sensitive galvanometer is

Spot ballastic galvanometer
Duddle galvanometer
Elastic galvanometer
Vibration galvanometer

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MORE MCQ ON Measurement and Instrumentation

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