1. What is the length of the sound wave in the sixth harmonic if the distance between the two nodes is 6 meters?
2. What is the sound intensity of an object whose power is 0.03 watts, in a 2-meter radius hemisphere?
3. How much time is required for a one wavelength to complete if that sound wave has a frequency of 20Hz?
4. What is the length of a complete wave in the 8th harmonic of the standing wave whose nodes are 12 meters apart?
5. What is the length of a standing wave's fundamental wave whose distance between two nodes is 12?