1. Who invented Super Computer ?

Answer:

Seymour Cray

2. Who invented Stethoscope ?

Answer: Laennec of French in 1819.

3. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

4. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

5. Who invented Radiocarbon ?

Answer:

Willard Libby

6. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist

7. Who invented Atomic Bomb ?

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