The charge density on a disk of radius R = 12.2 cm is given by aar, with a = 1.48 µC/m³ and r measured radially outward from the origin (see figure below). What is the electric potential at point A, a distance of 36.0 cm above the disk? Hint: You will need to integrate the nonuniform charge density to find the electric potential. You will find a table of integrals helpful for performing the integration. V

Physics for Scientists and Engineers: Foundations and Connections
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Chapter26: Electric Potential
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Problem 45PQ: The charge density on a disk of radius R = 12.0 cm is given by = ar, with a = 1.40 C/m3 and r...
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The charge density on a disk of radius R = 12.2 cm is given by o = ar, with a = 1.48 μC/m³ and r measured radially outward from the origin (see figure below). What is the electric potential at point A, a
distance of 36.0 cm above the disk? Hint: You will need to integrate the nonuniform charge density to find the electric potential. You will find a table of integrals helpful for performing the integration.
V
R
A
Transcribed Image Text:The charge density on a disk of radius R = 12.2 cm is given by o = ar, with a = 1.48 μC/m³ and r measured radially outward from the origin (see figure below). What is the electric potential at point A, a distance of 36.0 cm above the disk? Hint: You will need to integrate the nonuniform charge density to find the electric potential. You will find a table of integrals helpful for performing the integration. V R A
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