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Byju's Answer
Standard XII
Physics
Wavelength
Fill in the b...
Question
Fill in the blank
A travelling wave has frequency
v
and the particle displacement amplitude
A
. For the wave the particle velocity amplitude is . and the particle acceleration amplitude is ..................
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Solution
x
=
A
sin
(
2
π
f
t
+
θ
)
⇒
d
x
d
t
=
2
π
f
A
cos
(
2
π
f
t
+
θ
)
⇒
v
=
2
π
f
A
cos
(
2
π
f
t
+
θ
)
................(1)
⇒
d
2
x
d
t
2
=
4
π
2
f
2
A
sin
(
2
π
f
t
+
θ
)
=
a
v
m
a
x
=
2
π
f
A
a
m
a
x
=
4
π
2
f
2
A
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