1. Who invented Computer ?

Answer:

Charles Babbage

2. Who invented Atomic Bomb ?

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

3. Who invented Hydrogen bomb ?

Answer:

Edward Teller

4. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

5. Who invented Steam Engine (Condenser)

Answer: James Watt of Britain in 1765

6. Who invented Calculus ?

Answer: Newton of Britain in 1670.

7. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland