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An aircraft is flying with a constant velocity v m/s. If the angle subtended at an observation point on the ground by two positions of the aircraft 3s apart is \$, then determine the height of aircraft above the ground.
4 years ago

Arun Kumar
IIT Delhi
256 Points
We are getting only two equation with 3 unknowns

but if we assume the observing point right in the middle of the traveled distance in 3s

$tan(\/2)=3v/2h$

4 years ago
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### Course Features

• 731 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions