Question

The velocity time graph shown of an object is as shown below.
Calculate the acceleration of an object in the following cases
I) Between the third and the tenth second
ii) during the last two seconds​

Answer 1

Answer:

I) acceleration is zero because it is in uniform speed.

ii) there has retardation of 2.3 metre per second².

Explanation:

ii)(0 - 4.6) \div 2 = - 2.3mpers²