Question

prove 2 equation of motion is dimentionally correct

Answer 1

Answer:

The right-hand-side has units of energy per distance ,or. ... The LHS of the second equation is the time-derivative of position,so it has units of

. The RHS of second equation has units of energy per momentum,which is.So the second equation is dimensionally correct.

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Answer 2

Explanation:

by using principle of homogeneity

S=ut + 1/2at^2