Q. Instrument used to study the behaviour of a vibrating string is :
✅ Correct Answer: (D)
Sonometer
Explanation: A Sonometer is a device for demonstrating the relationship between the frequency of the sound produced by a plucked string, and the tension, length and mass per unit length of the string.
Explanation by: Mahesh Chandra
A Sonometer is a device for demonstrating the relationship between the frequency of the sound produced by a plucked string, and the tension, length and mass per unit length of the string.