Quiz based on Measurement & Calibration

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This quiz is about MEASUREMENT & CALIBRATION

1.

Science of precise and accurate measurement of various physical quantities is termed as___________

Metrology

Meteorology

Pedology

Mineralogy

2.

Given a DC voltmeter has a sensitivity of 500ohm/V. For a full-scale reading in 100V range, what will be the current through voltmeter?

500mA

200mA

250mA

300mA

3.

Comment true or false: ‘Accuracy and Precision are dependent on each other’.

True

False

4.

In a measuring system quantity under measurement is termed as ________________

Measurand

Controllers

Sensors

Indicators

5.

Using a voltmeter measured value is 24.3V, while its true value is 24V. What is the relative error of measurement?

1.25%

1.2%

1.3%

1.4%

6.

______________ is used to prevent oscillation in moving system

Oscillatory system

Controlling

Damping system

Deflecting

7.

In a measuring system, what is the term used to specify a difference between higher and lower calibration values?

Range

Span

Drift

Threshold

8.

What will be the sensitivity of a voltmeter for 0 to 50mA meter movement?

20ohm/V

25ohm/V

50ohm/V

5ohm/V

9.

Using an instrument for measuring capacitance gives an output 203.5nF whereas true value is 203.9nF. What will be the static correction of an instrument?

-0.4nF

0.4nF

1nF

0.5nF

10.

What is the span of an ammeter with range -30 to +30A?

60

-60

30

20

11.

In a measurement, what is the term used to specify the closeness of two or more measurements?

Precision

Accuracy

Fidelity

Threshold

12.

During a measurement, for a measure value “B”, absolute error is obtained as “A”, what will be the relative error of measurement?

A/B

B/A

(A+1)/B

(B+A)/A

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