Question

A car starts from rest and moves with a constant acceleration of 2m/sec2 for 30s.The brakes are then applied and the car comes to rest in another 60 secs. Then find out
1.Total distance covered by the car
2.The max speed attained by the car
3.Find the shortest distance from initial point to the point when it's speed is half of the maximum speed.

Answer 1

Explanation:

A car starts from rest and moves with a constant acceleration of  2m/s2  for 30 seconds.  The  brakes are then applied and car comes to rest in another 60 seconds.  Distance between two points  where its  speed is half of the maximum speed is 

2025 m

Correct Answer