1. Who invented Radiocarbon ?

Answer:

Willard Libby

2. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

3. Who invented by Electric Lamp ?

Answer: Thomas Alva Edison of U.S.A. in 1879

4. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

5. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

6. Who invented Electron ?

Answer: Thomson. J of Britain in 1897

7. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist