Question

A rescue plane flies horizontally at a constant speed searching for a disabled boat. Determine…

A rescue plane flies horizontally at a constant speed searching fora disabled boat. When the plane is directly above the boat, theboat's crew blows a loud horn. By thetime the plane's sounddetector perceives the horn's sound, the plane has traveled adistance equal to one-fourth itsaltitude above the ocean.(a) If it takes the sound 1.92 s to reach the plane, determine the speed ofthe plane. Take the speed of sound to be 343 m/s.
m/s

(b) What is its altitude?
m

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