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Measurement and Instrumentation

Measurement and Instrumentation
The measured value of a resistance is 10.25 ohm, whereas its value of 10.22 ohm. What is absolute error of the measurement?

  0.03 ohm.
 15.36 ohm.
 10.26 ohm.
 0.01 ohm.

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Measurement and Instrumentation
A galvanometer has

Eddy current damping
Air friction damping
Spring coil damping
Fluid friction damping

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Measurement and Instrumentation
No eddy current and hysteresis losses occur in

Electrodynamo meter instruments
PMMC instruments
Moving iron instruments
Electrostatic instruments

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Measurement and Instrumentation
A multirange instrument has

Variable turns of coil
Multirange meters inside the measurement system
Multiple shunt or series resistance inside the meter
Multicoil arrangement

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Measurement and Instrumentation
Piezoelectric effect is carried out in

  composite filter.
  crystal filter.
  constant k prototype.
  m derived.

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Measurement and Instrumentation
A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is

 2V.
 Zero.
 2√2V.
 √2V.

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