1. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

2. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

3. Who invented Proton ?

Answer:

Ernest Rutherford

4. Who invented Vitamin D ?

Answer:

Edward Mellanby discovered Vitamin D while researching a disease called rickets in 1922

5. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

6. Who invented Steam Engine (Condenser)

Answer: James Watt of Britain in 1765

7. Who invented Submarine ?

Answer:

John Philip Holland