If the units of power, force and time are taken as 1 kW, 1 kN and 1 ms find the units of mass and length
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Answer:
[F]=[MLT
−2
] and [P]=[ML
2
T
−1
]⇒
F
2
P
=
M
T
3
⇒[M]=
P
F
2
T
3
Unit of mass =
(10
3
)
(10
3
)
2
(10
−3
)
3
= 1kg
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