More Questions on This Topic :
Question 1. Stethoscope was invented by ? ....
Question 2. Toricelli invented ? ....
Question 4. Crescograph is an instrument to record ? ....
Question 6. Fax machine was invented by ? ....
Question 7. To an astronaut, the outer space appears ? ....
Question 8. Typewriter was invented by ? ....
Question 9. W.Harvey discovered by ? ....
Question 10. Thermo Flask was invented by ? ....
Submit Solution