Guest

A bus start from rest with an acceleration 2 m/s^2.Show that,a man can never catch the bus if he is more than 25 m. behind it.

A bus start from rest with an acceleration 2 m/s^2.Show that,a man can never catch the bus if he is more than 25 m. behind it.

Grade:10

1 Answers

Shailendra Kumar Sharma
188 Points
6 years ago
 
To catch the bus the Distance covered by both must be same.
So, for Man distance covered = 10t
while for the bus, it will be S=ut+ at2/2
So S=10t2/2
So 10t=10t2/2
so 10t2-20t=0
this gives t=0 and t=2 sec 
So these are possible points

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free