Q.
Unlike a laboratory sonometer, a stringed instrument is seldom plucked in the middle. Supposing a sitar string is plucked at about $\frac{1}{4}th$ of its length from the end. The most prominent harmonic would be
A) Eighth
B) Fourth
C) Third
D) Second
Explanation
(d) When plucked at one fourth it gives two loops, and hence 2$^{nd}$ harmonic is produced.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.