1. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698

2. Who invented Electron ?

Answer: Thomson. J of Britain in 1897

3. Who invented Atomic Bomb ?

Answer: J. Robert Oppenheimer of U.S.A. in 1945

4. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

5. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

6. Who invented google ?

Answer:

Larry Page

7. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644