WorksheetsIED-Activity 1.3.1 Quiz
Total questions: 9
Worksheet time: 5mins
A highly precise measurement is one that:
Is always accurate.
Has many significant figures.
Is made with expensive equipment.
Is close to the true value.
A measurement that is close to the true value is said to be:
Precise
Accurate
Certain
Estimated
Which measuring tool is generally more precise, a ruler or a dial caliper?
Ruler
Dial Caliper
Both are equally precise
It depends on the user
The level of precision needed for a measurement depends on:
The cost of the measuring tool
The available time
The consequences of inaccuracy
The preference of the engineer
The quality of a measurement can be affected by:
The quality of the measuring tool
Human error in reading the measurement
Imperfections in the object being measured
All of the above
Calibrating a measuring device ensures:
Increased precision
Improved accuracy
Faster measurement times
All of the above
When measuring the diameter of a wire, which tool provides a more precise measurement?
Ruler
Dial Caliper
A visual estimate
Tape Measure
What is abstraction in the context of measurement?
Using the most precise measuring tool available
Using the least precise measuring tool available.
Choosing the appropriate level of precision for the given task
Ignoring sources of error.
In which field of engineering would the consequences of inaccurate measurements be most severe?
Aerospace Engineering
Chemical Engineering
Civil Engineering
In all fields, it depends on the product's cost and application.
