Question

An aircraft is flying at h of 3400 m above ground. If the angle subtended at a ground observation point by aircraft positions 10 sec apart is 30 degree ,what is speed of aircraft

Answer 1

Answer:

Tan 30 = distance traveled by plane in 10 s / height at which plane is flying (3400 m) distance = 3400/√3 = 1962.99 m speed = d/t = 196.299 m/s ans.

Explanation:

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