1. Who invented Radar ?

Answer:

Sir Robert Watson-Watt

2. Who invented colour television ?

Answer:

Peter Carl Goldmark

3. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

4. Who invented Printing Press ?

Answer:

Johannes Gutenberg

5. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

6. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.

7. Who invented Machine Gun ?

Answer:

Helge Palmcrantz, Swedish inventor and industrialist