1.

A hollow cylinder with both sides open generates a frequency fin air. When the cylinder vertically immersed into water by half its length the frequency will be

Answer»

F
2f
`f//2`
`f//4`

SOLUTION :`lambda/2 =l rArr lambda =2l`
`v =v/(2l)`
When the cylinder is VERTICALLY immersed into water by half its length then `lambda/4 = l/2`

When the cylinder is vertically immersed into water by half its length, then `(lambda)/4 = l/2`

`rArr lambda =(4l)/2 =2 l`
`THEREFORE v=v/(2l)`, the same.
So, the frequency will be its ORIGINAL frequency f.


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