My Math Forum Si Base units of Y from an equation

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 May 7th, 2017, 03:22 AM #1 Newbie   Joined: May 2017 From: UK Posts: 2 Thanks: 0 Si Base units of Y from an equation I have been given the equation - y = sqrt 3kx/m Where k is a constant with units joules per kelvin m is a constant with units kg x has units kelvin How do I work out the SI units for y?
 May 7th, 2017, 03:31 AM #2 Senior Member   Joined: Feb 2016 From: Australia Posts: 1,579 Thanks: 539 Math Focus: Yet to find out. Treat the units as something you can substitute in for k, m and x. Rearrange and see what you come up with. Last edited by Joppy; May 7th, 2017 at 03:33 AM.
 May 7th, 2017, 03:44 AM #3 Math Team   Joined: Jul 2011 From: Texas Posts: 2,738 Thanks: 1388 $\sqrt{\dfrac{\frac{J}{T} \cdot T}{kg}}$ $\sqrt{\dfrac{\frac{N \cdot m}{\cancel{T}} \cdot \cancel{T}}{kg}}$ $\sqrt{\dfrac{N \cdot m}{kg}}$ $\sqrt{\dfrac{\frac{kg \cdot m}{s^2} \cdot m}{kg}}$ $\sqrt{\dfrac{\frac{\cancel{kg} \cdot m^2}{s^2}}{\cancel{kg}}}$ $\sqrt{\dfrac{m^2}{s^2}}$ $\dfrac{m}{s}$

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