Aball rolls down a hill, starting from rest. how long is it rolling if it accelerates at 3m/s2 and ends with a velocity of 35m/s?

The answer to this question is

As we know that accelartion is the rate of change of velocity. So, it can be write as

where

is the final velocity

is the initial velocity

t is the time

a is the accelartion

as we konw

t = ?

From rest So,

= 0

Putting values

So, the right answe is

answer///scientific method;