ICSE Class 9CISCE
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What Are the Three Requirements for Selecting a Unit of a Physical Quantity? - ICSE Class 9 - Physics

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Question

What are the three requirements for selecting a unit of a physical quantity?

Solution

The three requirements for selecting a unit of a physical quantity are

(1) It should be possible to define the unit without ambiguity.

(2) The unit should be reproducible.

(3) The value of units should not change with space and time.

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Solution What Are the Three Requirements for Selecting a Unit of a Physical Quantity? Concept: International System of Units.
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