The angle of elevation of an aeroplane from a point on the ground is 6 – InterviewSolution

1.	The angle of elevation of an aeroplane from a point on the ground is 60. After a flight of 30 secondsthe angle of elevation becomes 30°. If the aeroplane is flying at a constant height of 3000 3 m, find thespeed of the aeroplane.
Answer» no

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