Question

a body accelorate fron rest for a time t1 with acceleration a then decelerates with b for a time t2 and comes to rest then t1/t2=??

Answer 1

Let maximum velocity achieved =v

max

v max

=0+αt 1 =αt 1Also 0=v max −βt 2 ⇒v max =βt 2∴αt 1=βt2t 2t 1 =

α

β

Answer 2

Explanation:

see and report it.............