1. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

2. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

3. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

4. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

5. Who invented by Electric Lamp ?

Answer: Thomas Alva Edison of U.S.A. in 1879

6. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

7. Who invented Transformer ?

Answer:

Ottó Bláthy