The ceiling of a hall is 40 m high. For maximum horizontal distance, the angle at which the ball may be thrown with a speed of 56 m s -1 without hitting the ceiling of the hall is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Here, 
Let 
be the angle of projections with the horizontal to have maximum range, with maximum height = 40 m
Maximum height, 
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