1. Who invented Radiocarbon ?

Answer:

Willard Libby

2. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

3. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

4. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

5. Who invented Calculus ?

Answer: Newton of Britain in 1670.

6. Who invented Piano ?

Answer:

Bartolomeo Cristofori

7. Who invented Open Heart Surgery ?

Answer:

Dr. Daniel Hale Williams