How far from a 7.00 µC point charge will the potential be 140 V? ______ m At what distance will it be 2.80 ✕ 102 V? _______m What capacitance (in F) is needed to store 3.50 µC of charge at a voltage of 220 V? _________ F

How far from a 7.00 µC point charge will the potential be 140 V? __ m At what distance will it be 2.80 ✕ 102 V? _m What capacitance (in F) is needed to store 3.50 µC of charge at a voltage of 220 V? _______ F

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter27: Capacitors And Batteries

Section: Chapter Questions

Problem 15PQ

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Question

How far from a 7.00 µC point charge will the potential be 140 V?

______ m

At what distance will it be 2.80 ✕ 10² V?

_______m

What capacitance (in F) is needed to store 3.50 µC of charge at a voltage of 220 V?

_________ F

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