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Measurement and Instrumentation

Measurement and Instrumentation
The smallest change in measured variable to which instrument will respond is

 sensitivity.
  resolution.
 accuracy.
 precision.

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Measurement and Instrumentation
Commonly used instruments in power system measurement are

Electrostatic
Moving coil or iron
Induction
Rectifier

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Measurement and Instrumentation
In induction type ammeter, _____ damping is provided.

None of the listed here
Eaddy current
Fluid friction
Air friction

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Measurement and Instrumentation
When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is

Faulty
None of these
Short-circuited
All right

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Measurement and Instrumentation
For measurement on high voltage capacitors, the suitable bridge is

Any of the listed here
Modified De santy's bridge
Wein bridge
Schering bridge

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Measurement and Instrumentation
To measure 5 volts, if one selects a 0-100 volt range voltmeter which is accurate with in ± 1%, then the error in this measurement may be up to

 ± 7.5 %
 ± 1.5%
 ± 20%
 ± 2.5%

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