Positive charge +Q is uniformly distributed on the upper half of a semicircular rod and negative charge-Q is uniformly distributed on the lower half. What is the direction of the electric field at point P, the center of the semicircle? +Q C .P OA. the electric field at P is zero OB. towards the left O C. towards the right O D. pointing up O E. pointing down QUESTION 3 Two particles, X and Y, are 4 m apart. X has a charge of 2Q and Y has a charge of Q. The force of X on Y: O A. has twice the magnitude of the force of Y on X O B. has four times the magnitude of the force of Y on X OC. has one-fourth the magnitude of the force of Y on X O D. has the same magnitude as the force of Y on X O E. has half the magnitude of the force of Y on X

Positive charge +Q is uniformly distributed on the upper half of a semicircular rod and negative charge-Q is uniformly distributed on the lower half. What is the direction of the electric field at point P, the center of the semicircle? +Q C .P OA. the electric field at P is zero OB. towards the left O C. towards the right O D. pointing up O E. pointing down QUESTION 3 Two particles, X and Y, are 4 m apart. X has a charge of 2Q and Y has a charge of Q. The force of X on Y: O A. has twice the magnitude of the force of Y on X O B. has four times the magnitude of the force of Y on X OC. has one-fourth the magnitude of the force of Y on X O D. has the same magnitude as the force of Y on X O E. has half the magnitude of the force of Y on X

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter6: Gauss's Law

Section: Chapter Questions

Problem 70P: A point charge q=5.01012 C is placed at the center of a spherical conducting shell of inner radius...

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