1. Who invented Floppy disk ?

Answer: IBM in 1970

2. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.

3. Who invented c language

Answer:

Dennis Ritchie

4. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

5. Who invented Optical Fibre ?

Answer:

Indian-born American physicist Narinder Kapany

6. Who invented colour television ?

Answer:

Peter Carl Goldmark

7. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.