Must two quantities have the same dimensions if you are dividing them?
Added by Ashley H.
Step 1
Dimensions refer to the type of unit that a physical quantity is measured in. For example, length is a dimension that can be measured in meters, feet, etc. Similarly, time is a dimension measured in seconds, minutes, etc. Show more…
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Answer each question yes or no. (a) Must two quantities have the same dimensions if you are adding them? Yes No (b) Must two quantities have the same dimensions if you are multiplying them? Yes No (c) Must two quantities have the same dimensions if you are subtracting them? Yes No (d) Must two quantities have the same dimensions if you are dividing them? Yes No (e) Must two quantities have the same dimensions if you are equating them? Yes No
Shyam P.
Why must all terms in a physics equation have the same dimensions?
Two quantities must have the same dimensions in order to be added or multiplied. Always true Not necessarily In general yes, but there are exceptions Yes for addition but not always for products
Adi S.
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University Physics with Modern Physics
Physics: Principles with Applications
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