Answer Happy

Question 12 12) In-phase sounds from two saxophones travel through the paths indicated in the image below. A person walking by is at an instant at the location of the place where the sounds of the saxophones emerge from the two tubes. R₂ 20 pts L A a) (9 points) If R₂ and R₂ are 15 m and 18 m, respectively, L-25 m, the sound frequency is 259.5 Hz and the speed of sound is 340 m/s, will the person hear a sound? b) (7 points) What is the smallest amount R₂ should be enlarged so that the sound would go to the other state (from in-phase to out-of-phase or from out-of-phase to in-phase, depending on the answer in the previous part)? c) (4 points) How many complete cycles are there in the tube of length L?