Question #21424

Suppose that two quantities A and B have different dimensions. Determine which of the the following arithmetic operations could be physically meaningful?
A. A+B B. B-A C.A-B D.A/B

Expert's answer

You cannot add or subtract quantities of different dimension. So, the right answer is only D: A/B.

Answer: D: A/B .

Answer: D: A/B .

## Comments

Assignment Expert11.12.18, 22:34Dear Anonymous, because You cannot add or subtract quantities of different dimension

Anonymous11.12.18, 08:16Why is it A / B ?

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