1. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

2. Who invented paper ?

Answer:

Cai Lun

3. Who invented c language

Answer:

Dennis Ritchie

4. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.

5. Who invented Java Language ?

Answer:

James Gosling

6. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

7. Who invented Proton ?

Answer:

Ernest Rutherford