Wave Mechanics Question 706

Question: Stationary waves of frequency 300 Hz are formed in a medium in which the velocity of sound is 1200 metre/sec. The distance between a node and the neighbouring antinode is

[SCRA 1994]

Options:

A) 1 m

B) 2 m

C) 3 m

D) 4 m

Show Answer

Answer:

Correct Answer: A

Solution:

Required distance $ =\frac{\lambda }{4}=\frac{v/n}{4}=\frac{1200}{4\times 300} $

$ =1 $

$ m $