Q243
Instrument used to study the behaviour of a vibrating string is :
A.
Barometer
B.
Hydrometer
C.
Hygrometer
D.
Sonometer
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
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.