A parallel-plate capacitor with a dielectric with dielectric constant k between the plates has a capacitance of C. If the distance between the plates is doubled and the area of the plates is tripled, what should be the new dielectric constant of the material between the plates to achieve the capacitance 2C ? a. 4k b.-k 3 C. K d. 3 k

University Physics Volume 2
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ISBN:9781938168161
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Chapter8: Capacitance
Section: Chapter Questions
Problem 61P: The dielectric to be used in a parallel-plate capacitor has a dielectric constant of 3.60 and a...
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Item # 3
A parallel-plate capacitor with a dielectric with dielectric constant k between
the plates has a capacitance of C. If the distance between the plates is doubled and the area of
the plates is tripled, what should be the new dielectric constant of the material between the
plates to achieve the capacitance 2C ?
a. 4k
b. -K
C. - K
3
d. 3 K
Transcribed Image Text:Item # 3 A parallel-plate capacitor with a dielectric with dielectric constant k between the plates has a capacitance of C. If the distance between the plates is doubled and the area of the plates is tripled, what should be the new dielectric constant of the material between the plates to achieve the capacitance 2C ? a. 4k b. -K C. - K 3 d. 3 K
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