1. Who invented Super Computer ?

Answer:

Seymour Cray

2. Who invented Atomic Bomb ?

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

3. Who invented Nylon ?

Answer:

Wallace Carothers

4. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

5. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

6. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

7. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.