Question

there are two place A and b Straight road and the distance between then be 20 km from the both places to cars start to move toward or internal velocity first car and its moves acceleration 10 metre per second the second card which start to move for be have internal velocity 20 metre per second and moves with the radiation 10 metre per second where and when both cars will meet​

Answer 1

Answer:

Explanation:

if a train travel at 72km per hr is brought to rest by applying brake in a distance of 200km then radiation of train is 20