1. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

2. Who invented Transistor ?

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

3. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

4. Who invented by Electric Lamp ?

Answer: Thomas Alva Edison of U.S.A. in 1879

5. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.

6. Who invented Java Language ?

Answer:

James Gosling

7. Who invented Open Heart Surgery ?

Answer:

Dr. Daniel Hale Williams