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Byju's Answer
Standard XII
Physics
Dimensional Analysis
In the equati...
Question
In the equation
∫
d
t
√
2
a
t
−
t
2
=
a
x
sin
−
1
[
t
a
−
1
]
, where '
t
' is time. The value of
x
is
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Solution
The quantity
t
a
−
1
is dimensionless i.e.,
[
a
]
=
[
t
]
∴
[
√
2
a
t
−
t
2
]
=
[
t
]
or
[
d
t
√
2
a
t
−
t
2
]
=
[
t
t
]
=
[
M
0
L
0
T
0
]
i.e.,
a
x
should also be dimensionless.
or
x
=
0
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