A closed pipe is 0.60 m long. The air temperature is 20°C. What is the fundamental frequency in the pipe? What would be the frequency of the 2nd harmonic in this pipe? What would be the wavelength of the 5thing harmonic in this pipe?

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

The a metal retainer that keeps the rolling elements evenly spaced. n a. seal n b. separator n c. bearing n d outer race

True or false graphs must include scales that increase by the same amount