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Measurement and Instrumentation

Measurement and Instrumentation
A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is

 2 V
 1 V
 1.5 V
 0.5 V

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Measurement and Instrumentation
A sinusoidal signal waveform, when observed on an oscilloscope, has a peak to peak amplitude of 6 cm. If the vertical sensitivity setting is 5 v/cm, then rms value of the voltage will be

 11.1 V.
 12.6 V.
 15 V.
  10.6 V.

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Measurement and Instrumentation
A bridge circuit is shown in the figure below. Which one of the sentence given below is most suitable for balancing the bridge?

 First adjust R2 and then adjust R3.
 First adjust R4 and then adjust R1.
 First adjust R2 and then adjust R4.
 First adjust R4 and then adjust R2.

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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

 0.01V
 0.25V
 0.01V
 0.05V

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Measurement and Instrumentation
Wien bridge is useful for measuring

Very high frequency
Medium frequency
High frequency
Low frequency

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Measurement and Instrumentation
The internal resistance of an ammeter should be

Infinity
Medium
Very small
High

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MORE MCQ ON Measurement and Instrumentation

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