ball is thrown up with a speed of 20 meter pr second from the top of a building of 25 m. Find the time taken by the ball to reach the bottom.
Question of class 11
Question of class 11
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Here is your answer follows...
Given,
velocity= 20m/s
distance= 25m.
To find:-
T=?
Formula:-
Velocity= distance/time
time= distance/velocity
Calculation:-
distance of reaching the ball
v²-u²=2as
v²=2as
s= 20×20/2×10
S=20m
time= 25/20
time= 1.25 secs.
Hope this helps you a little!!!