Measurement and Instrumentation Quiz

What is the degree of exactness of measurement when compared to the expected value of the variable being measured?

• Accuracy

• Error

• Deviation

• Precision

The art or process of determining the existence or knowing the magnitude of something, directly or indirectly in terms of a recognized standard.

• Measurement

• Testing

• Recording

• Evaluating

A procedure or sequence of operations for determining whether a component or equipment is functioning or working normally.

• Measurement

• Test

• Recording

• Evaluating

A measure of consistency or repeatability of measurements is called

• Precision

• accuracy

• sharpness

• correctness

Precision is also known as

• Correctness

• accuracy

• sharpness

• reproducibility

The deviation of a reading from the expected value

• Accuracy

• precision

• error

• difference

Errors due to frictions of the meter movement, incorrect spring tension, improper calibration or faulty instruments:

• Observational errors

• Instrument errors

• Environmental errors

• Gross errors

When an instrument is subjected to harsh environments such as high temperature, strong magnetic, electrostatic or electromagnetic field, it may have detrimental effects and cause errors known as

• Observational errors

• Instrument errors

• Environmental errors

• Gross errors

Errors introduced by the observer or user.

• Observational errors

• Instrument errors

• Environmental errors

• Gross errors

Errors in analog meter reading due to your physical position with respect to the meter scale.

• parallax error

• angular error

• linear error

• deviation