YOU THROW A BALL STRAIGHT UP TO THE AIR AT A SPEED OF 22.0 m/s. IF SOMEONE CATCHES IT AFTER 3.6s THEN HOW FAST IS IT GOING.

Asked by RAJDEEP NASKAR | 17th May, 2013, 07:03: PM

Expert Answer:

u = 22 m/s
t = 3.6s
g = -10m/s^2
 
Using first law of motion
v = u+at
v = 22-10*3.6
v = 18.4 m/s

Answered by  | 18th May, 2013, 12:57: AM

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