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Physics
Physics
Problem
In the expression
y
=
A
sin
(
ω
t
+
ϕ
)
y = A \sin(\omega t + \phi)
y
=
A
sin
(
ω
t
+
ϕ
)
describing oscillatory motion, what are the dimensions of the quantity
(
ω
t
+
ϕ
)
(\omega t + \phi)
(
ω
t
+
ϕ
)
inside the sine function? a)
[
T
−
1
]
[T^{-1}]
[
T
−
1
]
b)
[
L
−
1
]
[L^{-1}]
[
L
−
1
]
c) Dimensionless d)
[
T
]
[T]
[
T
]
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