If the velocity of electron in Bohr's first orbit is `2.19 x10^(6) ms^-1, calcualte the de-broglie wavelength associated with it.

If the velocity of the electron in Bohr's first orbit is 2. 19 xx 10 ^(5) ms ^(-1). Calculate the de-Broglie wavelength associated with it .

If the velocity of electron in bohr's is 3.5(10*6)ms-1, calculate the de broglie wavelength associated with it.

Using bohr's second postaulate of quantisation of orbital angular momentum,show that the circumfernece of the electron in the nth orbital srtate in hydrogen atom is n times the de-Broglie wavelength associated with it.

Show that circumference of the Bohr orbit for the hydrogen atom is an integral multiple of the de-Broglie wavelength associated with the electron revolving around the orbit.

A particle with rest mass m_0 is moving with velocity c. what is the de-Broglie wavelength associated with it?

Calculate the number of waves made by a Bohr electyron in one complete revolution in n ^(th) orbit of H-atom, if ratio of de-Broglie wavelength asssociated with electron moving in n^(th) orbit and 2^(nd) orbit is 1.5.

The eergy of the electron in the first Bohr orbit is -13.6 eV.Calculate energy of the electron in hte third orbit.

Calculate the wavelength of an electron moving with a velocity of 2.05 ms-1

The electron moves around the ucelus in a hydrogen atom of radis 0.51overset(@)A , with a speed of 2xx10^5ms^-1 . Calculate the following: The magnetic moent associated with the electron take e = 1.6 xx 10^-19 C and mu_0 = 4 pi xx 10^-7 SI units.

Calcualte the ratio of the accelerating potential requied to accelrate a deutron and alpha particle to have the same de-Broglie wavelength assoiated with them.Given,mass of deutron = 3.2 xx 10^(-27) kg and mass of alpha particle = 6.4 xx 10^(-27) kg .