1. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

2. Who invented Piano ?

Answer:

Bartolomeo Cristofori

3. Who invented Proton ?

Answer:

Ernest Rutherford

4. Who invented Refrigerator ?

Answer:

Oliver Evans in 1805

5. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

6. Who invented DNA Structure ?

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

7. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.