Login
Home
TOP
Send feedback
Login
Subjects
Science TNSB Mentoring
Class 9
Sound
Revision - Full chapter
2.
Velocity of the sound
Question:
1
m.
A sound wave has a frequency of \(2\) \(kHz\) and wavelength of \(15\) \(cm\). How much time will it take to travel \(1.5\) \(km\)?
\(10 \ s\)
\(4 \ s\)
\(8 \ s\)
\(5 \ s\)
Login
or
Fast registration
Previous task
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!