1. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

2. Who invented Laser ?

Answer:

Charles H. Townes

3. Who invented colour television ?

Answer:

Peter Carl Goldmark

4. Who invented Stethoscope ?

Answer: Laennec of French in 1819.

5. Who invented Optical Fibre ?

Answer:

Indian-born American physicist Narinder Kapany

6. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

7. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.