Homework problem - MasteringPhysics.com (electric potential)

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The discussion focuses on calculating the electric potential of a proton at the position of an electron in a hydrogen atom, which orbits at a distance of 0.053 nm. The relevant equation for electric potential due to a point charge is V = k * (q / r), where k is Coulomb's constant, q is the charge of the proton, and r is the distance from the proton to the electron. The potential energy of the electron can be derived from this potential using the formula U = q * V. Participants clarified that the area of a circle is not necessary for this calculation.

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In a semiclassical model of the hydrogen atom, the electron orbits the proton at a distance of 0.053nm.


What is the electric potential of the proton at the position of the electron?

What is the electron's potential energy?




(do i use the area on a circle in this equation? or is this an answer with constants in the solution?) if you guys could help me figure this out I would appreciate it.
thank you.
 
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Start with this: what's the equation for electric potential due to a point charge?
 

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