When does the shoe reach the ground

Reference no: EM1357503

Q. Speakers A and B are vibrating in phase. They are directly facing each other, are 8.0 m apart, and are each playing a 79.0 Hz tone. The speed of sound is 343 m/s. On the line between the speakers there are three points where constructive interference occurs. What are the distances of these three points from speaker A?

Q. A parachutist descending at a speed of 25.0 m/s loses a shoe at an altitude of 50.0 m. (Assume the positive direction is upward.)

(a) When does the shoe reach the ground?

(b) What is the velocity of the shoe just before it hits the ground?

Reference no: EM1357503

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