1. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

2. Who invented DNA Structure ?

Answer: Crick(UK), Waston(US), Wilkins(UK) in 1951

3. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

4. Who invented paper ?

Answer:

Cai Lun

5. Who invented Electron ?

Answer: Thomson. J of Britain in 1897

6. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

7. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.