Assuming that the fundamental of a flute should be an a4 (440 hz), how far from the blow hole should
a finger hole be located to play a c5 (523.25 hz) assuming the speed of sound is 352.41 m/s?

Ineed the answer to question 1 , i’m desperate

Critical mass is the of material required to produce a chain reaction. a.) minimum amount b.) atomic mass c.) precise amount d.) maximum amount

Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?