1. Who invented paper ?

Answer:

Cai Lun

2. Who invented Hydrogen bomb ?

Answer:

Edward Teller

3. Who invented Logarithms ?

Answer:

John Napier (Scotland) invented Logarithm

4. Who invented Chemotherapy ?

Answer: Paracelsus of Switzerland

5. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

6. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

7. Who invented Transformer ?

Answer:

Ottó Bláthy