An electron is accelerated from rest to potential V. the final velocity of electron is

The mass of an electron is m, its charge is e and it is accelerated from rest through a potential difference, V. The velocity of electron can be calculated by formula:

The mass of an electron is m, its charge is e and it is accelerated from rest through a potential difference, V. The velocity of electron can be calculated by formula:

An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V', the force experienced by the electron in the same magnetic field becomes 2F. Then, the ratio (V'//V) is equal to

An electron is accelerated from rest through a potential difference V. This electron experiences a force F in a uniform magnetic field. On increasing the potential difference to V', the force experienced by the electron in the same magnetic field becomes 2F. Then, the ratio (V'//V) is equal to

The mass of electron is M, its charge is e and it is accelerated from rest through a potential V. The kinetic energy of the electron will be :

An electron is accelerated from rest through a potential difference of V volt. If the de Broglie wavelength of the electron is 1.227 xx 10^(-2) nm, the potential difference is:

An electron is accelerated from rest through a potential difference of V volt. If the de Broglie wavelength of the electron is 1.227 xx 10^(-2) nm, the potential difference is: