A positive charge of 2mC is located in empty space at A (3, -2, -4) m and another charge 5 µC negative is at B (2, -4.2) m. a) Find the force vector on the negative charge. b) What is the magnitude of the force on the charge at A? Ans: 0.3428 ax + 0.6856 ay - 2.0568 az N, 2.195 N

A positive charge of 2mC is located in empty space at A (3, -2, -4) m and another charge 5 µC negative is at B (2, -4.2) m. a) Find the force vector on the negative charge. b) What is the magnitude of the force on the charge at A? Ans: 0.3428 ax + 0.6856 ay - 2.0568 az N, 2.195 N

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter23: Electric Forces

Section: Chapter Questions

Problem 3PQ: An object has a charge of 35 nC. How many excess protons does it have?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A positive charge of 2mC is located in empty space at A (3, -2, -4) m and another charge
5 µC negative is at B (2, -4.2) m. a) Find the force vector on the negative charge. b)
What is the magnitude of the force on the charge at A?
Ans: 0.3428 ax + 0.6856 ay - 2.0568 az N, 2.195 N

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