1. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

2. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.

3. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698

4. Who invented Bacteria ?

Answer: Leeuwenhock of Netherlands in 1683

5. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

6. Who invented Safety razor ?

Answer: King Camp Gillette of U.S.A. in 1903

7. Who invented Radar ?

Answer:

Sir Robert Watson-Watt