Question

What is Retardation ? Write its S.I, unit.​

Answer 1

Answer:

negative acceleration is called retardation it's SI unit is m/s^2

Answer 2

Answer: Retardation is the decrease in the velocity of a body per unit time. Its SI unit is same as acceleration which is m/s^2. Acceleration is the increase in the velocity of a body per unit time.

Hope it helps you.