A tuning fork of frequency 
is held near the open end of a tube which is closed at the other end and the length of the tube is adjusted until resonance occurs. If the two shortest lengths that produce resonance are 
and 
, the speed of the sound is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
and 
and 
or 
or 
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