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If velocity , time and force were chosen...

If velocity , time and force were chosen as basic quantities , find the dimensions of mass and energy .

Text Solution

Verified by Experts

we know that
`"Force" ="mass" xx "acceleration"`
`="mass" xx("velocity")/("time")`
`"mass" =("force"xx "time")/("velocity")`
`["mass"]=(["force"xx "time"])/(["velocity"])`
`=([F][T])/([v])`
`["mass"]=[FTv^(-1)]`
Dimensions of energy are same an the dimensions of kinetic energy
`["Energy" ]=[(1)/(2)mv^(2)]=[m][v]^(2)`
`=[FTv^(-1)][v]^(2)`
`=[FTv]`
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