Physics
JAMB 1999
If a sound wave goes from a cold air region to a hot air region, its wavelength will
-
A.
increase
-
B.
decrease
-
C.
decrease then increase
-
D.
remain constant
Correct Answer: Option B
Explanation
If a sound wave goes from a cold air region to a hot air region (which will be less dense), the velocity decreases, and since the frequency is always constant, the wave length decreases with the velocity
Report an Error
Ask A Question
Download App
Quick Questions
Contributions ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}