Question

What is the acceleration of the object? What is the acceleration of the object?

in m/s2

Answer 1

-2.5 m/s^2

Step-by-step explanation:

more easyer

Answer 2

-2.5 m/s^2

Step-by-step explanation:

v=u + at

or, a=(v-u)/t = (10-40)/12=-30/12=-2.5 m/s^2

Here, '-' indicates deceleration is occurring as the velocity is dropping with time.

Hope, this helps you.