A vibrating tuning fork of frequency n is placed near the

Last updated: 6/8/2023

A vibrating tuning fork of frequency n is placed near the open end of a long cylindrical tube The tube has a side opening and is also fitted with a movable reflecting piston As the piston is moved through 8 75 cm the intensity of sound changes from a maximum to minimum If the speed of sound is 350 metre per second then n is 1 500 Hz 3 2000 Hz Ear 2 1000 Hz 4 4000 Hz