1. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832

2. Who invented Telescope ?

Answer: Hans Lippershey of Netherlands in 1608.

3. Who invented Neon Lamp ?

Answer:

Georges Claude who was a French engineer, chemist and inventor

4. Who invented Refrigerator ?

Answer:

Oliver Evans in 1805

5. Who invented c language

Answer:

Dennis Ritchie

6. Who invented Open Heart Surgery ?

Answer:

Dr. Daniel Hale Williams

7. Who invented Steam Engine ?

Answer: Thomas Savery of Britain in 1698