Exercise 7 Use spherical coordinates to calculate the mass of the sphere 2 x² + y² + z² =a² where the density at any point is proportional to the distance between the point and the origin. Hint: The mass of a solid can be found as ſpdV where p is the D density of the region D. The density is given by p = Por = Po√√x² + y² +: 2 a constant. +z² where Po is X P

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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4.7. Please solve the following exercise.
Exercise 7
Use spherical coordinates to calculate the mass of the sphere
x² + y² + z² =a² where the density at any point is proportional
to the distance between the point and the origin.
Hint: The mass of a solid can be found as fp dV where p is the
D
density of the region D.
The density is given by p = por = Po√√x² + y² + z² where Po is
a constant.
X
0
P
Transcribed Image Text:Exercise 7 Use spherical coordinates to calculate the mass of the sphere x² + y² + z² =a² where the density at any point is proportional to the distance between the point and the origin. Hint: The mass of a solid can be found as fp dV where p is the D density of the region D. The density is given by p = por = Po√√x² + y² + z² where Po is a constant. X 0 P
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