Wave Mechanics Question 761
Question: Two wires are producing fundamental notes of the same frequency. Change in which of the following factors of one wire will not produce beats between them
[BHU (Med.) 1999]
Options:
A) Amplitude of the vibrations
B) Material of the wire
C) Stretching force
D) Diameter of the wires
Show Answer
Answer:
Correct Answer: A
Solution:
Change in amplitude does not produce change in frequency, $ ( n=\frac{1}{2l}\sqrt{\frac{T}{\pi r^{2}\rho }} ) $ .
BETA
