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A point charge is placed at each corner of a square with side length a. The charges all have the same magnitude q. Two of the charges are positive and two are negative, as shown in the following figure. +q a b- Part A What is the direction of the net electric field at the center of the square? ANSWER: downward direction upward direction leftward direction rightward direction Part B What is the magnitude of the net electric field at the center of the square due to the four charges in terms of q and a? Express your answer in terms of the variables q, a, constant k, and appropriate constants. ANSWER: E =

A point charge is placed at each corner of a square with side length a. The charges all have the same magnitude q. Two of the charges are positive and two are negative, as shown in the following figure. +q a b- Part A What is the direction of the net electric field at the center of the square? ANSWER: downward direction upward direction leftward direction rightward direction Part B What is the magnitude of the net electric field at the center of the square due to the four charges in terms of q and a? Express your answer in terms of the variables q, a, constant k, and appropriate constants. ANSWER: E =

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A point charge is placed at each corner of a square with side length a. The charges all have the same magnitude q. Two of the charges are positive and two are negative, as shown in the following figure. +q a b- Part A What is the direction of the net electric field at the center of the square? ANSWER: downward direction upward direction leftward direction rightward direction Part B What is the magnitude of the net electric field at the center of the square due to the four charges in terms of q and a? Express your answer in terms of the variables q, a, constant k, and appropriate constants. ANSWER: E =
Transcribed Image Text:A point charge is placed at each corner of a square with side length a. The charges all have the same magnitude q. Two of the charges are positive and two are negative, as shown in the following figure. +q a b- Part A What is the direction of the net electric field at the center of the square? ANSWER: downward direction upward direction leftward direction rightward direction Part B What is the magnitude of the net electric field at the center of the square due to the four charges in terms of q and a? Express your answer in terms of the variables q, a, constant k, and appropriate constants. ANSWER: E =
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