Proton volt= electron volt

In summary, 1eV is a unit of energy that represents the amount of energy gained by an electron when accelerated by a potential difference of 1 volt. This is because the work done against an electric field depends only on the field and the charge of the particle being moved, not its mass. Therefore, even though a proton is 1840 times more massive than an electron, it can still gain the same amount of kinetic energy as an electron in a 1 V potential. The 'e' in eV stands for electronic charge, not the electron itself.
  • #1
lamp post
11
0
is proton volt = electron volt? if yes then why? even if proton is 1840 times massive then electron and eV Is work done in carrying an electron from one potentail difference to another when potentail differnece is 1 V.
 
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  • #2
1eV is a unit of energy. It is said that when an electron is accelerated by a potential difference of 1 volt, it acquires energy of 1eV. The work that is done against an electric field depends only on the field itself and the charge of the particle you are moving, the mass doesn't matter. Since the charges of an electron and a proton are equal, but different in sign, I don't see why |1pV| = |1eV| can't be true. (I use absolute values since the charge of the proton is positive whereas the charge of the electron is negative.)
 
  • #3
lamp post said:
is proton volt = electron volt? if yes then why? even if proton is 1840 times massive then electron and eV Is work done in carrying an electron from one potentail difference to another when potentail differnece is 1 V.

You are correct. Since both electron and proton have the identical amount of charge (except for the sign), an electron and a proton in a 1 V potential will gain 1 eV of KINETIC ENERGY. And that's the key here. The proton will NOT gain the same velocity as the electron, but since it is more massive, it doesn't have to for it to have the identical kinetic energy as the electron.

Zz.
 
  • #4
Think of the 'e' in eV as standing for the electronic charge, e, not the electron itself.

- Warren
 

1. What is the relation between Proton volt and Electron volt?

Proton volt and Electron volt are both units of energy, but Proton volt is used to measure the energy of a proton, while Electron volt is used to measure the energy of an electron. One Proton volt is equivalent to about 1.6 x 10^-19 Electron volts.

2. How is Proton volt related to the atomic structure?

Proton volt is closely related to the atomic structure as it is used to measure the energy levels of protons and electrons within an atom. The energy levels of an atom are determined by the interaction between protons and electrons, and the energy difference between these levels is measured in Proton volts or Electron volts.

3. What is the practical use of Proton volt and Electron volt?

Proton volt and Electron volt are commonly used in nuclear and particle physics to describe the energy of particles and interactions. They are also used in research and engineering to measure and manipulate the energy of charged particles, such as in particle accelerators and nuclear reactors.

4. Can Proton volt and Electron volt be used interchangeably?

No, Proton volt and Electron volt cannot be used interchangeably as they are used to measure the energy of different particles. Proton volt is used for protons and Electron volt is used for electrons. However, they can be converted into each other using the conversion factor of 1 Proton volt = 1.6 x 10^-19 Electron volts.

5. How is Proton volt different from other units of energy?

Proton volt is a unit of energy that is specifically used to measure the energy of protons, while other units of energy, such as joules and calories, can be used to measure the energy of any type of particle or system. Additionally, the energy of a proton in Proton volts is much smaller than the energy of a proton in joules or calories.

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