metrology 1 unit M1

Metrology is a branch of science which deals with ___.

• Measurements
• Medical applications
• Aeronautical Applications
• None

What is metrology?

• Science of measurement.
• Unit of measurement
• A topic of physics
• Methodology of measurement.

The basic objective of Metrology is to provide the required--- at a minimum cost.

• Precision
• Quality gauge
• accuracy
• all of these

What are the objectives of metrology?

• to maintain accuracies
• to prepare design
• determination of measuring tools
• all of the above

SI system established in _________ by the general conference of weights and measures

• 1960
• 1958
• 1968
• 1974

______has been adopted as standard in most of the countries in the world.

• System International
• Measurement
• ANSI
• None

Five darts strike near the centre of the target. Whoever threw the darts is ........

• Accurate
• Prceise
• Correct
• Both precise and accurate

A chemist who frequently carries out a complex experiment is likely to have ......

• Accuracy but low precision
• Accuracy
• Precision
• Precision but low accuracy

Quality or property to which quantiative comparisons are made is called----

• Accuracy
• Reference
• Precision
• Measurements

Poor precision in scientific measurements may arise from .....

• The standard being too strict
• Human error
• Limitations of the measuring instrument
• Both human error and the limitations of the measuring instrument