Question

Which is not true for velocity?

Displacement produced per unit time
SI unit km/s
Has magnitude as well as direction
velocity can be changed by changing the direction of motion​

Answer 1

Answer:

Displacement of the body per unit time is called velocity. Velocity is the vector which showcases the direction and the rate of motion.

Answer 2

Answer:

SI unit km/ s is not true as SI unit is m/s

hope it helps...