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(Download) CBSE: Class XII Physics Question Paper - 2010

Central Board of Secondary Education

Class – XII (Year 2010)
Subject – Physics

General Instructions:
(i) All questions are compulsory.
(ii) Marks for each question are indicated against it.
(iii) Use of Calculators is not permitted.

  1. Which part of electromagnetic spectrum has largest penetrating power ?
  2. What is the ration of radii of the orbits corresponding to first excited state and ground state in a hydrogen atom ?
  3. State the conditions for the phenomenon of total internal reflection to occur.