User login

5 + 7 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

The acceleration of a car, which starts from rest and attains welocity 20 ms-1 in 8 seconds, will be

1.5 ms-2

2.5 ms-2

3.0 ms-2

2.0 ms-2