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Measurement and Instrumentation

Measurement and Instrumentation
A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be

  4.47 A.
 5.78 A.
 4 A.
 2 A.

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Measurement and Instrumentation
With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be

50Hz
500Hz
100Hz
1kHz

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Measurement and Instrumentation
What are the SI units of mass, length and time respectively?

 g, m and s.
 kg, cm and s.
 kg, m and s.
 g, cm and s.

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Measurement and Instrumentation
Which of the following devices may be used for extending the range of instruments?

Current transformers
All of the listed here
Shunt
Potential transformers

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Measurement and Instrumentation
A 0 - 100 V voltmeter has a guaranteed accuracy of 2 % of full scale reading. The voltage measured by the voltmeter is 75 V. The limiting error is in percentage

 3.33 %.
 1 %.
 2 %.
  2.66 %.

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Measurement and Instrumentation
What is the name of physical quantities which are independent of each other?

 Numerical quantity
 Derived quantity
 Fundamental quantity
None of these

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