1. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.

2. Who invented Television ?

Answer:

John Logie Baird

3. Who invented Transistor ?

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

4. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

5. Who invented Floppy disk ?

Answer: IBM in 1970

6. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.

7. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.