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A Spherical Shell of Inner Diameter R and Outer Diameter

Question 4

Multiple Choice

A spherical shell of inner diameter R and outer diameter 3R has a uniform density ρ. What is the magnitude of the gravitational acceleration a distance 2R from the center of the spherical shell?


A) 15πGρR/7
B) 32πGρR/5
C) 25πGρR/12
D) 7πGρR/6
E) 7πGρR/3

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