Question

(b) Velocity is a derived quantity not a fundamental quantity.give reason ​

Answer 1

Fundamental and derived quantities: Several quantities, like mass, length, time, temperature, are called fundamental or base quantities, while other are derived from these. One example is a velocity which is a length divided by a time.

Answer 2

Speed can be given as distance travelled / time taken and these both quantities are fundamental quanties and hence as speed is derived from these both quantities it is known as a derived quantity

Explanation:

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