A ball of mass 50g is dropped from a height if 10m find velocity with which it strickes
the ground also find the force exerted by ball on ground
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Answer:
F = 490N
V= 14m/s
Explanation:
m of ball = 50g
h = 10 m
u ( initial velocity )= 0
v ( final velocity ) = ?
a = 9.8m/s^2 ( acceleration due to gravity)
F= m*a
F= 50*9.8
F = 490.0 N
v^2= u^2-2as. ( 3rd equation of motion)
V^2 = 0- 2*9.8*10
V^2= 196
V^2 = 14 *14
V= 14 m/s
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