Question

1. Assertion: A physical quantity that has both magnitude and direction is not necessarily a vector quantity.
Reason: For a physical quantity to be vector, the commutative law must hold for the addition of such two physical quantities.

Answer 1

Answer:

It is true that a physical quantity that has both magnitude and direction is not necessarily a vector quantity for example, pressure which has magnitude and direction but its direction is same every where so only magnitude is considered for it.

Explanation:

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