Question

Define acceleration and retardation give SI units

Answer 1

Hey.

Here is the answer.

Rate if change of velocity with respect to time is called acceleration.

A negative acceleration is a retardation.

SI units for both is m/s^2

Thanks.

Answer 2

accelaration is the rate of change of velocity with time. si unit is m/s^2

negative accelaration is called retardation. is si unit is also m/s^2