1. Who invented watch ?

Answer:

Peter Henlein invented the first portable time piece in 1504

2. Who invented c language

Answer:

Dennis Ritchie

3. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

4. Who invented Computer ?

Answer:

Charles Babbage

5. Who invented Hydrogen bomb ?

Answer:

Edward Teller

6. Who invented Microphone ?

Answer:

Emile Berliner invented the first microphone in 1876.

7. Who invented Biochemistry ?

Answer: Jan Baptista Van Helmont of Belgium in 1648.