Photoelectric EffectHard
Question
In Bohr′s model of hydrogen atom, the centripetal force is provided by the Coulomb attraction between the proton and the electron. If a0 is the radius of the ground state orbit, m is the mass and e the charge of an electron and e0 is the vacuum permittivity, the speed of the electron is :
Options
A.zero
B.
C.
D.
More Photoelectric Effect Questions
The intensity of direct sunlight on a surface normal to the rays is I0. What is the intensity of direct sunlight on a su...For the structural analysis of crystals, X-rays are used because :-...The adjacent graph shows the extension (ᐃl)of a wire of length 1m supemded from the top of a roof at one end and w...The structure of solids is investigated by using :...A lead shot of 1mm diameter falls through a long column of glycerine. The variation of its velocity v with distance cove...