J & K CET Medical J & K - CET Medical Solved Paper-2011

  • question_answer
    The pn-junction which generates an emf when solar radiation fails on it, with no external bias applied is a

    A)                  light emitting diode       

    B)  photodiode

    C)                  Solar cell                                            

    D)  zener diode

    Correct Answer: B

    Solution :

                     The pn-junction which generates an emf when solar radiation falls on it, with no external bias applied is a photodiode.


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