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Measurement of Quantities

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Questions and Answers

What is necessary for a quantity to be measured?

Assigning a name to the quantity

Assigning value and unit to the quantity (correct)

Making an estimate of the quantity

Using a digital communication device

Which of the following are types of quantities?

Measured quantities and inferred quantities

Basic quantities and composite quantities

Fundamental quantities and secondary quantities

Fundamental quantities and derived quantities (correct)

What kind of units correspond with derived quantities?

Only fundamental units

Derived units or units derived from fundamental units (correct)

Units based solely on proportions

Random units that have no connection to fundamental units

Measuring equipment is primarily based on what principle?

<p>One physical law or another</p> Signup and view all the answers

What is the distinction between fundamental and derived quantities?

<p>Derived quantities cannot exist without fundamental quantities</p> Signup and view all the answers

Study Notes

Measurement of Quantities

Quantities are measured by assigning a numerical value and a unit.
Measurement relies on instruments based on established physical laws.
Quantities are categorized into fundamental and derived quantities.
Units are correspondingly categorized into fundamental and derived units.

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Description

This quiz explores the fundamental concepts of measuring quantities, including the assignment of numerical values and units. It covers the importance of instruments in measurement and distinguishes between fundamental and derived quantities and units. Test your understanding of these essential topics!