Q. When a open pipe I producing third harmonic, number of nodes is
A) 1
B) 2
C) 3
D) 4
Explanation
(c) In an open organ pipe, number of nodes in third harmonic $= 3$.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.