1. Who invented Atomic Bomb ?

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

2. Who invented Floppy disk ?

Answer: IBM in 1970

3. Who invented c language

Answer:

Dennis Ritchie

4. Who invented Neon Lamp ?

Answer:

Georges Claude who was a French engineer, chemist and inventor

5. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

6. Who invented Super Computer ?

Answer:

Seymour Cray

7. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.