1. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747

2. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

3. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

4. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

5. Who invented Hydrogen bomb ?

Answer:

Edward Teller

6. Who invented Blood Transfusion ?

Answer: Jean-Baptiste Denys of France in 1625.

7. Who invented Helicopter ?

Answer:

Igor Sikorsky