1. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

2. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

3. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

4. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798

5. Who invented by Electric Lamp ?

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

6. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

7. Who invented paper ?

Answer:

Cai Lun