For one resonance tube, a tuning fork produces resonance when air column in it has minimum length 50 cm. Now, next length of air column when resonance is produced again is

For one resonance tube, a tuning fork produces resonance when air colu

1.	For one resonance tube, a tuning fork produces resonance when air column in it has minimum length 50 cm. Now, next length of air column when resonance is produced again is
Answer» 100 cm 150 cm 200 cm `66.7` cm Solution :Here for a given closed pipe, `(lamda)/(4) = L _(min) = 50 cm = ` minimum length of resonance tube (=minimum length of air column) `THEREFORE` Next possible length of resonance tube, `(3lamda)/(4) = 3 xx 50 = 150 cm`