An aeroplane is flying at a constant height of 1960 m with speed 
above the
ground towards point directly over a person struggling in flood water. At what angle of sight with the vertical should the pilot release a survival kit, if it is to reach the person in water? 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Plane is flying at a speed 
horizontally (at a height 1960 m)
Time taken by the kit to reach the ground
In this time, the kit will move horizontally by
So, the angle of sight
or 
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