Vidyalelo
General Knowledge · Q465

Practice

Competitive Exams · General Knowledge · question 465

Q465

When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as

A.
Doppler effect
B.
Beats
Answer
C.
Resonance
D.
Echo

Answer: Option B

Solution

Answer: Option B
Solution:
When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as beats.