Question

Which of the following is not the fundamental quantity.

• A. Mass
• B. length
• C. velocity
• D. time

Answer 1

The correct option is C

velocity

Reason for the correct option -

1. Quantities that do not depend on other quantities are fundamental Quantities
2. Velocity is a derived quantity
3. $Velocity=\frac{Displacement}{Time}$
4. Hence option C is correct

Reason for the incorrect option -

1. There are only 7 fundamental quantities - Length, Mass, Time Electric current, temperature, Amount of substance, Luminous intensity
2. Hence options A, B, and D are incorrect