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Physics
Sound
CBSE
Class 9
Physics
Class 9 - Physics
Sound
MCQ
Q&A
Notes
Test #
9
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1.
The speed of sound in a certain medium is 960 m/s.If 3600 waves pass over a certain point in 1 minute,the wavelength is :
a.
2 m
b.
8 m
c.
4 m
d.
16 m
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