1. Who invented Floppy disk ?

Answer: IBM in 1970

2. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

3. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

4. Who invented Transistor ?

Answer: Bardeen, Shockley & Britain of U.S.A. in 1948

5. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

6. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

7. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.