Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


The acceleration of electron in the first orbit of hydrogen atom is:

A. 4π2mh3

B. h24π2mr

C. h24π2m2r3

D. m2h24π2r3

Related Questions

An α-particle accelerated through V volt is fired towards a nucleus.… The mass and energy equivalent to 1 a.m.u. respectively are : α-particles are projected towards the nuclei of the following metals,… The velocity of an electron in its fifth orbit, if the velocity of an… Minimum excitation potential of Bohr's first orbit in hydrogen atom is: It is given for the azimuthal quantum number l = 3, the total number of… The radius of hydrogen atom, when it is in its second excited state, becomes… If the electron in a hydrogen atom jumps from an orbit level n1 =… Number of electrons that constitute one ampere of current is : If Bohr's radius is R0 then radius of 3rd orbit of hydrigen atom… The KE of the electron in an orbit of radius r in hydrogen atom is : (e… In Rutherford experiment the number of a-particles scattered through an… In the lowest orbit, the binding energy of an electron in hydrogen atom… Which of the following is incorrect regarding Rutherford's atomic model… A proton and an alpha particle having same momentum enter a magnetic field… The angular momentum of electron in hydrogen atom is proportional to : In the lowest energy level of hydrogen atom, electron has the angular… The mass of an electron in motion depends upon: For electron moving in nth orbit of the atom, the angularvelocity… The distance of closest approach of an α-particle fired towards a… The order of size of nucleus and Bohr radius of an atom respectively are: Atomic hydrogen is excited to the nth energy level. The maximum number… In terms of Rydberg Constant R, the wave number of the first Balmer line… The acceleration of electron in the first orbit of hydrogen atom is: