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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?

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

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Measurement and Instrumentation
Two capacitance, C1 = 150 ± 2.4µF and C2 = 120 ± 1.5 µF are connected in parallel. What is the limiting error of the resultant capacitance C (in µF) ?

 1.5µF
 3.9µF
 0.9µF
 2.4µF

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Measurement and Instrumentation
Direct method is used to measure

Length
Temperature
Pressure
Voltage

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Measurement and Instrumentation
If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then

 V1 = 250V and V2 = 250V.
 V1 = 200V and V2 = 300V.
 V1 = 300V and V2 = 200V.
 V1 = 0V and V2 = 0V.

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Measurement and Instrumentation
A set of independent current measurements taken by four observers was recorded as : 117.02 mA, 117.11 mA, 117.08 mA and 117.03 mA. What is the range of error ?

 ± 0.056
 ± 0.065
 ± 0.054
 ± 0.045

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Measurement and Instrumentation
The power factor of a single phase load can be calculated if the instruments available are

One ammeter, one voltmeter and one energy meter
One voltmeter and one ammeter
One voltmeter, one ammeter and one wattmeter
Any of the listed here

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MORE MCQ ON Measurement and Instrumentation

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