Question 2

A ball is thrown upward in vacuum at 49 m/sec. The time taken by the ball to reach the highest point is

Solution

initial velocity=u=49 m/s

final velocity=v=0 m/s

acceleration due to gravity=g=-9.8 $$m/s^{2}$$

we know, v=u + gt

=>t=-u/t

t=5 s


Create a FREE account and get:

  • Download RRB Study Material PDF
  • 45+ RRB previous papers with solutions PDF
  • 300+ Online RRB Tests for Free

cracku

Boost your Prep!

Download App