Q. The fundamental frequencies of an open and a closed tube, each of same length $L$ with $v$ as the speed of sound in air, respectively are
A) $\frac{v}{2L}$ and $\frac{v}{L}$
B) $\frac{v}{L}$ and $\frac{v}{2L}$
C) $\frac{v}{2L}$ and $\frac{v}{4L}$
D) $\frac{v}{4L}$ and $\frac{v}{2L}$
Explanation
The correct answer is Option C: $\frac{v}{2L}$ and $\frac{v}{4L}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.