Using expression for energy of electron, obtain the Bohr's formula for hydrogen spectral line.

The energy of an electron in the 1st Bohr orbit of hydrogen atom is

Derive the expression for the energy of an electron in the atom.

Starting from the formula for energy of an electron in the nth orbit of hydrogen atom, derive the formula for the wavelength of spectral lines.

Derive an expression for the total energy of an electron in the nth orbit. Define B.E.

Obtain an expression for the radius of Bohr orbit for H-atom.

Obtain an expression for binding energy of a satellite revolving in a circular orbit around earth.

Calculate the linear velocity and angular momentum of an electron in the 1st Bohr orbit of hydrogen atom. Given radius of second Bohr orbit= 2.12 overset@ A,epsilon_0= 8.85 xx10^-12 C^2/( Nm^-2) 10^-34 J-s, e =1.6 xx10^-19 C.

Using the law of conservation of energy, obtain the expression for the escape velocity.

Answer the following questions : Using the law of conservation of energy, obtain the expression for the escape velocity.

Find the value of Rydberg's constant if the energy of electron in second orbit in hydrogen atom is -3.4eV