## Question

### Solution

Correct option is

–9E  #### SIMILAR QUESTIONS

Q1

The reading of first Bohr or lit hydrogen atom is

Q2

The energy of a photon is give as Then the wavelength of a photon is.

Q3

The ratio of ionization energy of hand is is

Q4

Potential energy of list electron is

Q5

The ratio of ionization energy of hydrogen atom in terms of Reedley constant is given

Q6

An -part ale of energy 5Mev is scattered through 180 by a fined uranium nucleus. The distance of the closed approach is of the order of:

Q7

An -particle with kinetic energy 10 MeV is heading towards a stationary point-nucleus of atomic number Z = 50. Calculate the distance of closest approach. Q8

An -particle with kinetic energy 10 MeV is heading towards a stationary point-nucleus of atomic number Z = 50. Calculate the distance of closest approach. Q9

What is the distance of closest approach when a 5.0 MeV proton approaches a gold nucleus (Z = 79)? Given,  .

Q10

An -particle after passing through a potential difference of falls on a silver foil. The atomic number of silver is 47. Calculate the kinetic energy of the -particle at the time of falling on the foil.