Question

If a car, with an initial speed of 10 m/s, accelerates at a rate of 50 m/s/s for 3 seconds, what will its final speed be?

Answer 1

`200"m/s"`

Explanation:

You can use the equation of motion:

`v=u+at`

This becomes:

`v=10+(50xx3)`

`:.v=200"m/s"`