Problem 9 The units on each side of an eqation shoald be the same, or he equatia

Question

Problem 9 The units on each side of an eqation shoald be the same, or he equatian is wrung You will det mine whichura belong oasach side ofan = 2ar? Part (a) What are the units on both sides of the equation: MultipleChoice 1) m/s 2) kg·m/s2 3) kg/m3 4) m3ls2 5) m2ls 6) m-s/kg Part (b) What units are on both sides of the equation: x 1/2at? MultipleChoice: 1) m/s 2) kg m 3) m2/s 4) s2/m 5) m 6) s m Part (c) what are the units on both sides of the equation mv -ngh? MultipleChoice: 1) kg·m/s 2) s kg/m 3) s2/m2 4) m/s 5) kg.m2is 6) m.kg Part (d) What are the units on each side of the equation GMm/xmx MultipleChoice: 1) kg·m/s 2) s m/kg 3) kg m2/s3 4) kg.m2/s 5) kg·m/s2 6) ms /kg

Explanation / Answer

part a )

v = m/s

v^2 = m^2/s^2

on right side = a = m/s^2

x = m

ax = m^2/s^2

5 ) m^2/s^2

part b )

x = m

vt = m/s * s = m

at^2 = m/s^2* s^2 = m

5 ) m

part c )

mv^2 = kg * m^2/s^2

mgh = kg*m/s^2 * m

5 ) kg*m^2/s^2

part d )

mv^2/x = kg*m/s^2 * 1/m

5 ) kg*m/s^2

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