1. Who invented Floppy disk ?

Answer: IBM in 1970

2. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747

3. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

4. Who invented watch ?

Answer:

Peter Henlein invented the first portable time piece in 1504

5. Who invented Atomic theory ?

Answer: Dalton of Britain in 1803.

6. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

7. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832