# Trivia Quiz On Measurement And Calibration!

10 Questions | Total Attempts: 196  Settings  Let's face it: Unless your measurement instruments get regular calibration, the measurements they make will become meaningless. Calibration keeps your equipment running within tolerance. Test your knowledge on this.

• 1.
What is the term used to specify the difference between higher and lower calibration values in a measuring system?
• A.

Span

• B.

Drift

• C.

Range

• D.

Threshold

• 2.
The voltage that a Josephson Junction produces is proportional to...
• A.

Frequency

• B.

Light intensity

• C.

Current

• D.

Temperature

• 3.
A DC voltmeter with a sensitivity of 500ohm/V. What will be the current through voltmeter for a full-scale reading in 100V range?
• A.

300mA

• B.

250mA

• C.

500mA

• D.

200mA

• 4.
Calibration is a term that is quite common. But a lot of times, people misuse it. What does it mean?
• A.

Altering a measuring device so it will read correctly

• B.

Comparing a measuring device to a standard of known accuracy

• C.

Rebuilding a measurement device to correct a malfunction

• D.

Using a measuring device to make a measurement

• 5.
Calibration techs have to know a little about all sorts of subjects. Which of the following are involved in calibration?
• A.

Physics

• B.

Chemistry

• C.

Mathematics

• D.

All of the above

• 6.
For a meter movement of 0 to 50mA meter movement, what is the sensitivity?
• A.

50ohm/V

• B.

20ohm/V

• C.

25ohm/V

• D.

5ohm/V

• 7.
What is the term used to specify the closeness of two or more measurements?
• A.

Accuracy

• B.

Precision

• C.

Threshold

• D.

Fidelity

• 8.
A torque wrench measures the rotational force required to tighten a threaded fastener. Torque settings are often given in ft-lbs or in Nm. What parameters are involved in measuring torque?
• A.

Vacuum and current

• B.

Length and force

• C.

Pressure and voltage

• D.

Luminance and pH

• 9.
What is the relative error of measurement when using a voltmeter whose measured value is 24.3V and true value 24V?
• A.

1.25%

• B.

0.013

• C.

0.014

• D.

0.012

• 10.
One step in a calibration procedure requires you to "tare" a balance (scale). What does this mean?
• A.

Put the largest weight you have on the balance

• B.

Remove the draft shield from the balance

• C.

Remove the pan from the balance

• D.

Make the balance read zero, even if something is on it

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