1. Who invented Radiocarbon ?

Answer:

Willard Libby

2. Who invented Floppy disk ?

Answer: IBM in 1970

3. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

4. Who invented Bacteria ?

Answer: Leeuwenhock of Netherlands in 1683

5. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

6. Who invented Super Computer ?

Answer:

Seymour Cray

7. Who invented Calculus ?

Answer: Newton of Britain in 1670.