Question

Define accleration and give si unit . For motion along a
straight line, when do we considered the to be i) positive ¡¡) negative ? Give an example of
a body of in uniform accteration​

Answer 1

Answer:

Acceleration is the rate of change of velocity. Its SI unit is metre per second square.which take acceleration positive when it is rising slope of velocity time graph or when it occurs in the right hand side. A body during a free fall is in uniform acceleration.

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