1. Who invented Bicyle ?

Answer: Kirkpatrick Macmillan of Britain.

2. Who invented Relativity Theory ?

Answer: Einstein of Germany in 1905.

3. Who invented Super Computer ?

Answer:

Seymour Cray

4. Who invented Proton ?

Answer:

Ernest Rutherford

5. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

6. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698

7. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628