1.

In a certain system of absolute units the acceleration produced by gravity in a body falling freely is denoted by `3`, the kinetic energy of a `272.1 kg` shot moving with velocity `448` metres per second is denoted by `100`, and its momentum by 10. The unit of length isA. 68.57 sB. 0.6857 sC. 6.857 sD. None of these

Answer» Correct Answer - C
By solving above equation `T_(1)=6.857 T`
`=6.857 s`


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