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Measurement and Instrumentation

Measurement and Instrumentation
The scale of a rectifier instrument is

Non-linear
Either linear or non linear
Linear
None of the listed here

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Measurement and Instrumentation
A CRO probe has an impedance of 500 kΩ in parallel with a capacitance of 10 pF. The probe is used to measure the voltage between P and Q as shown in figure. The measured voltage will be

 3.53 V.
 4.38 V.
 4.54 V.
 5 V.

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Measurement and Instrumentation
In which of the transformer is the secondary nearly short circuited under normal operating condition?

 Distribution transformer.
 Power transformer.
 CT.
 PT.

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Measurement and Instrumentation
The use of __________________ instruments is merely confined within laboratories as standardizing instrument.

 indicating.
 recording.
  absolute.
 integrating.

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Measurement and Instrumentation
The operating voltage of a megger is about

6 V
100 V
12 V
40 V

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Measurement and Instrumentation
Alternating current is measured by

Permanent magnet type ammeter
Induction ammeter
Moving iron repulsion type voltmeter
Electrostatic ammeter

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