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Measurement and Instrumentation

Measurement and Instrumentation
Following is a 16-bit register for 8085 microprocessor

 Accumulator
 Stack pointer
 Register C
 Register B

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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

120°
30°
90°
0°

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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
 0.5 V
 1.5 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.
  10.6 V.
 12.6 V.
 15 V.

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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

 2 %.
 3.33 %.
 1 %.
  2.66 %.

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Measurement and Instrumentation
The absolute measurement of resistance is done by

Lorenz method
Ohm’s law method
Bridge Method
Rayleigh method

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MORE MCQ ON Measurement and Instrumentation

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