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23 Nov 2019

What are the dimensions for position? For example, the dimensions for velocity is m/s.

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Jean Keeling
Jean KeelingLv2
27 Apr 2019
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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

Water flows through a 5-cm-diameter pipe at the average velocity of 1.25 m/s.

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(b) If the diameter of the pipe is reduced by 20% at a constriction, by what percentage does the water’s velocity change?

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Thelength and radius of the needle are L and R,respectively, both of which have the dimension [L]. Thepressures at opposite ends of the needle are P2and P1, both of which have the dimensions of[M]/{[L][T]2}. The symbolη represents theviscosity of the liquid and has the dimensions of[M]/{[L][T]}. The symbol π stands for pi and, likethe number 8 and the exponent n, has no dimensions. Usingdimensional analysis, determine the value of n in theexpression for Q.

Q= πRn (P2-P1)/8ηL

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