1. Who invented Nylon ?

Answer:

Wallace Carothers

2. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.

3. Who invented Atomic Bomb ?

Answer: J. Robert Oppenheimer of U.S.A. in 1945

4. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

5. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

6. Who invented Proton ?

Answer:

Ernest Rutherford

7. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.