1. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

2. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

3. Who invented by Electric Lamp ?

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

4. Who invented Transformer ?

Answer:

Ottó Bláthy

5. Who invented Neutron bomb ?

Answer:

Samuel T. Cohen

6. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

7. Who invented Transistor ?

Answer: Bardeen, Shockley & Britain of U.S.A. in 1948