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The vertical walls separated by a
distance 200m. A ball is projected
horizontally with an speed 100m, from
one wall to another. Height of projection
is 50m from ground. All collisions
between wall and ball are elastic. Take
g = 10m/s2
Q. Calculate number of collisions before
hitting ground
A.2
B.4
C.5
D.6
Answers
Answered by
8
Answer:
C is the correct answer.
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