1. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

2. Who invented Vitamin A ?

Answer: Mc Collum and M.Davis of U.S.A. in 1913

3. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

4. Who invented Java Language ?

Answer:

James Gosling

5. Who invented Piano ?

Answer:

Bartolomeo Cristofori

6. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

7. Who invented Hydrogen bomb ?

Answer:

Edward Teller