1. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.

2. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

3. Who invented Optical Fibre ?

Answer:

Indian-born American physicist Narinder Kapany

4. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

5. Who invented paper ?

Answer:

Cai Lun

6. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

7. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912