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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?

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

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

None of the listed here
Air friction
Fluid friction
Eaddy current

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Measurement and Instrumentation
A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is

90°
120°
30°
0°

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Measurement and Instrumentation
The form factor in AC is the ratio of

Peak value to average value
Rms value to peak value
Rms value to average value
Peak value to rms value

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Measurement and Instrumentation
A voltage of 2.70 V is being measured by an analog indicating instrument having a scale range of 0 – 5.0 V. If the instrument reads 2.65 V, then absolute error in measurement is

 0.25V
 0.01V
 0.01V
 0.05V

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Measurement and Instrumentation
On a simple ohmmeter, the 0 Ω mark is _______ of the scale.

Far left
None of the listed here
Far right
In the middle

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