Consider the following physics formula     a = 5 v2n tm  where a is an acceleration, v is a speed, t is time, while n and m are numbers. Find the values of the factors n and m so that this formula is dimensionally correct.  a.) n=2, m=1 b.) n=1/3 ,  m=-1 c.) n=1, m=2 d.) n=1/2,   m=-1

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Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.