Question

what is meant by acceleration

Answer 1

In simple words ,
acceleration is the rate of change of velocity.
or
Change of velocity with respect to time.
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Answer 2

The rate of change of velocity is called acceleration.OrThe change in velocity with respect to time is called Acceleration.dv/dt=aExample: A body starts from rest and reaches 50km/h in 10 seconds. Find its acceleration.Acceleration=dv/dt⟹a=vf−vi/t⟹a=50−0/10⟹a=5m/s2