1. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

2. Who invented by Electric Lamp ?

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

3. Who invented Proton ?

Answer:

Ernest Rutherford

4. Who invented Neon Lamp ?

Answer:

Georges Claude who was a French engineer, chemist and inventor

5. Who invented Steam Engine (Condenser)

Answer: James Watt of Britain in 1765

6. Who invented Super Computer ?

Answer:

Seymour Cray

7. Who invented CT scan ?

Answer: Hounsfield by Britain in 1973.