Question

what factor decide the frequency of vibration of an air column?

Answer 1

1.Length of an air column
2.No of nodes and anti nodes produced
3.Resonance frequency

Answer 2

The frequency depends on the length of the air column.

(1)a short air column produces shrill note of high frequency.

(2)a long Air column produces a dull note of low frequency

These factors decide the frequency of vibration of a air column.