BSc Physics SEM II 2015 16 2015-16 ATKT PHYSICS 2 Question Paper - Mumbai University | munotes

Questions asked in this paper

• : NOTE: Figures to the right indicate full marks

1. Q1 Explain De Sauty’s capacitance bridge. find the condition for its balance. (3M) Answer the following do-you understand-by resonance?
   • A) What is radioactivity? Explain the five kinds of radioactivity with suitable examples
   • B) Define half-life time of radioactive element. Show that it is inversely to the decay
   • B) Explain why an can not exist in the nucleus. (7M)
   • C) Write a note on radiation hazards
   • C) Calculate the mass of deuterium nucleus: if |] MeV isthe
2. Q3 Answer the following. (20M)
   • A) Explain Compton Effect. Find the expression [or Compton shift. (SM)
   • A) With neat and labeled diagram. explain the set up of Davisson-Germen experiment on electron
   • A) Write anote on pair production
   • B) Explain how the de Broglie waves support the Bohr’s quantization rule. (7M) of LOm/sec
   • C) Find the de Broglie wavelength of baseball of mass =
   • C) the thr ay is the threshold wavelength for pair produc Ne
3. Q4 Answer the following : A) What is the acceleration potential to be provided to an electron ; Explain the phenomenon of gravitational red shift
   • C) State and explain maximum power transfer theorem
   • D) Obtain the condition of balance for L/C
   • E) Explain meson theory of nuclear forces. by-sample to sample of radium has half-life time of the order 22 years. Find

Read from the scan above, so a character or two may differ. The scan is the original.