A proton and a electron move between two points having a potential difference 200V:- Which gains more energy.

A proton and a electron move between two points having a potential difference V:- Define electron volt.

5J of work is done in moving a positive charge of 0.5C between two points. What is the potential difference between the points?

An electron moves under a potential difference of 300V. Derive an expression for Its wave in terms of charge of particle.

An electron moves under a potential difference of 300V. Calculate the de Broglie wavelength of above electron.