5 Questions
How can the numerical value expressed in an arbitrary unit be obtained?
${ Z } = Z / [ Z ]$
What is the expression for the value of a physical quantity Z?
$Z = { Z } \times [ Z ]$
In formulas, how is the unit [Z] treated?
As a specific magnitude of a kind of physical dimension
What is the convention used to express quantities referred to as?
Quantity calculus
What does ISO 80000-1 specify about expressing the magnitude of a physical quantity?
It should be expressed as a comparison to a unit of that quantity
Test your knowledge about physical quantities, their measurement, and units. Learn about the components and principles of expressing physical quantities.
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