1. Who invented Logarithms ?

Answer:

John Napier (Scotland) invented Logarithm

2. Who invented Super Computer ?

Answer:

Seymour Cray

3. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

4. Who invented Penicillin ?

Answer: Alexander Fleming of Britain in 1928.

5. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

6. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

7. Who invented Television ?

Answer:

John Logie Baird