1. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

2. Who invented Neutron ?

Answer:

JAMES CHADWICK in 1932

3. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798

4. Who invented Transistor ?

Answer: Bardeen, Shockley & Britain of U.S.A. in 1948

5. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

6. Who invented colour television ?

Answer:

Peter Carl Goldmark

7. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.