A 220 Hz tuning fork is held above a closed pipe. Find the spacing between the resonances when the air temperature is 20 °C. Take speed of sound in air at 20 °C to be 343 m/s. a. 1.56 m
b. 3.11 m
c. 0.78 m
d. 2.34 m​

are you like autistic or something?

xd

spare some change and give it to the poor

explanation:

plz : ((

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this

the duration of a photographic flash is related to an rc time constant, which is 0.100 μs for a certain camera.