2. Questions Bank
  3. 4th Class
  4. General Knowledge
  5. Science and Technology

4th Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Many inventors invented light bulbs, but it was him who invented an incandescent bulb that could burn for a long time. He was also the first inventor to be awarded a patent for this invention. Identify him.

    A)  SameuI Morse                    

    B)  Alexander Graham Bell

    C)  Thomas Alva Edison               

    D)  John Logic Baird

    Correct Answer: C

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