Two balls 
and 
are placed at the top of a 180 m tall tower. Ball A is released from the top at 
. Ball 
is thrown vertically down with an initial velocity ' 
' in 
at 
. After a certain time, both balls meet 100 m above the ground. Find the value of ' u ' in 
. [use 
] :
Text Solution
Verified by ExpertsThe correct answer is:
D
For A ball.
For B
sec. 
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