Potential difference problem (important)

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SUMMARY

The discussion focuses on calculating the potential difference at the midpoint of the base of an equilateral triangle with sides measuring 3.61 cm, where a charge of -0.34 mC is placed at each vertex. The relevant equation for potential (V) is given as V = kq/r, where k is Coulomb's constant, q is the charge, and r is the distance from the charge to the point of interest. To find the potential difference, one must compute the potential from each charge at the midpoint and sum these values. The solution requires precise calculations based on the geometry of the triangle and the properties of electric potential.

PREREQUISITES
  • Understanding of electric potential and Coulomb's law
  • Familiarity with the concept of equilateral triangles and their properties
  • Knowledge of the formula V = kq/r
  • Basic skills in geometry for calculating distances in triangles
NEXT STEPS
  • Calculate the distance from each vertex charge to the midpoint of the base
  • Research the value of Coulomb's constant (k) for accurate calculations
  • Practice problems involving electric potential in geometric configurations
  • Explore the concept of superposition in electric fields and potentials
USEFUL FOR

This discussion is beneficial for physics students, particularly those studying electrostatics, as well as educators and anyone involved in solving problems related to electric potential in geometric arrangements.

Tan_Can
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Homework Statement


I really need help with this problem. The question is: Each side of an equilateral triangle measures 3.61cm. A charge of -0.34mC is placed at each vertex. what is the potential difference at the midpoint of the base of the triangle?


Homework Equations



V=kq/r

3. The Attempt at a Solution
 
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Tan_Can said:

Homework Statement


I really need help with this problem. The question is: Each side of an equilateral triangle measures 3.61cm. A charge of -0.34mC is placed at each vertex. what is the potential difference at the midpoint of the base of the triangle?


Homework Equations



V=kq/r

3. The Attempt at a Solution


You have to show some work. Where are you stuck? You must calculate the potential of each charge at that point and add the three results.
 

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