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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?

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

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Measurement and Instrumentation
Which meter is suitable for the measurement of 10mV at 50MHz?

Moving iron voltmeter
VTVM
Moving coil voltmeter
CRO

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Measurement and Instrumentation
For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is

 1.2%
 10.2%
 5.2%
 25.2%

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Measurement and Instrumentation
A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is

0.05mA
0.007mA
0.023mA
0.1mA

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Measurement and Instrumentation
A moving coil ammeter has a uniform scale with 50 division and gives a full scale reading 10 A. The instrument can read up to (1/5)th of a scale division with a fair degree of certainty. What is the resolution of the instrument in mA?

 80 mA.
  40 mA.
 25 mA.
 50 mA.

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Measurement and Instrumentation
The Metric System is also called as:

None of these
 MKS system
 SI
 CGS

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