2. Questions Bank
  3. 10th Class
  4. Science
  5. Sources of Energy

10th Class Science Sources of Energy Question Bank Sources of Energy

  • question_answer
    The phenomenon of photoelectric effect was explained by                           

    A)  Wallach        

    B)         Einstein          

    C)  Planck                 

    D)         Bohr

    Correct Answer: B

    Solution :

    Not Available


You need to login to perform this action.
You will be redirected in 3 sec spinner