Consider a spherical capacitor formed by two concentric conducting shells with inner radius r and outer radius rz. What happens to the capacitance if the two radii are decreased by a factor of 2? Select one: O It is decreased by a factor of 4 O It is increased by a factor of 4 It is decreased by a tactor of 2 O It is increased by a foctor of 2 O It stays the same

University Physics Volume 2
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Chapter8: Capacitance
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Problem 77CP: A spherical capacitor is formed from two concentric spherical conducting spheres separated by...
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Consider a spherical capacitor formed by two concentric conducting shells with inner radius and auter
radius rz. What happens to the capacitance if the two radii are decreased by a factor of 22
Select one:
O It is decreased by a factor of 4
O It is increased by a factor of 4
It is decreased by a tactor of 2
O It is increased by a foctor of 2
O It stays the same
Transcribed Image Text:Consider a spherical capacitor formed by two concentric conducting shells with inner radius and auter radius rz. What happens to the capacitance if the two radii are decreased by a factor of 22 Select one: O It is decreased by a factor of 4 O It is increased by a factor of 4 It is decreased by a tactor of 2 O It is increased by a foctor of 2 O It stays the same
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