Coulombs law, vectors and charge-HELP

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SUMMARY

The discussion focuses on applying Coulomb's Law to calculate the net force acting on three positive particles, each with a charge of 15.0 µC, positioned at the corners of an equilateral triangle with a side length of 16.5 cm. The relevant equation used is F = k * q1 * q2 / r^2, where k is Coulomb's constant. Participants emphasize the need to determine both the magnitude and direction of the resultant forces acting on each particle due to the symmetrical arrangement of the charges.

PREREQUISITES
  • Coulomb's Law (F = k * q1 * q2 / r^2)
  • Understanding of vector addition
  • Knowledge of equilateral triangle properties
  • Basic principles of electrostatics
NEXT STEPS
  • Calculate the individual forces between each pair of charges using Coulomb's Law.
  • Learn vector addition techniques to determine the resultant force on each particle.
  • Explore the concept of electric field strength and its relation to force.
  • Study the effects of charge configuration on net force in electrostatic systems.
USEFUL FOR

Students studying physics, particularly those focusing on electrostatics and force calculations, as well as educators looking for examples of Coulomb's Law applications.

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coulombs law, vectors and charge---HELP!

Homework Statement


Three positive particles of charges 15.0 µC are located at the corners of an equilateral triangle of side d = 16.5 cm (Fig. 16-38). Calculate the magnitude and direction of the net force on each particle.
(Q1 is at the top of the triangle with Q2 on the bottom left and Q3 on the bottom right)

Homework Equations


F=kq1q2/r^2

The Attempt at a Solution


?
 
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It should be easy to work out the magnitude of force on each particle due to another since for all of them it will be the same. All you have to do is work out the resultant direction of the force.
 

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