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Byju's Answer
Standard VIII
Physics
Introduction to Waves
A sound wave ...
Question
A sound wave completes one oscillation in 0.01s and moves a distance of 40cm. Find the frequency and velocity of wave.
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Solution
Dear Student ,
Here in this case from the given data we can write that ,
T
i
m
e
p
e
r
i
o
d
=
T
=
0
·
01
s
S
o
t
h
e
f
r
e
q
u
e
n
c
y
i
s
,
n
=
1
T
=
1
0
·
01
=
100
H
z
T
h
e
w
a
v
e
l
e
n
g
t
h
i
s
40
c
m
.
S
o
t
h
e
v
e
l
o
c
i
t
y
o
f
t
h
e
w
a
v
e
i
s
,
v
=
n
λ
=
100
×
40
=
4000
c
m
/
s
=
40
m
/
s
Regards
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