The Linear Density of a Rod,in G/m,is Given By $\lambda = 40.0 + 30.0 x$

question 68

Multiple Choice

The linear density of a rod,in g/m,is given by $\lambda = 40.0 + 30.0 x$ .The rod extends from the origin to x = 0.400 m.What is the location of the center of mass of the rod?

• A)x = 0.213 m
• B)x = 0.315 m
• C)x = 0.384 m
• D)x = 0.184 m
• E)x = 0.208 m

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