The frequency of vibration of string is given by v= p/2l here P is segment of number of string and l is length. The dimensional formula for m will be?
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Answer:
v=
2l
p
[
M
F
]
1/2
Squaring the equation on either side, we have
v
2
=
4l
2
p
2
(
M
F
)
m=
4l
2
v
2
P
2
F
[m]=
[L
2
][T
−1
]
2
[MLT
−2
]
=[ML
−1
T
0
]
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