Physics Inventions — Set 3
Inventions · भौतिकी के आविष्कार · Questions 21–30 of 70
Who invented the first internal combustion engine fueled by gasoline?
The first practical air conditioner was designed by which engineer in 1902?
Who invented the hovercraft, a vehicle that travels on a cushion of air?
The first automatic revolving door was patented by which inventor in 1888?
Which scientist invented the reflecting telescope using a curved mirror?
The first successful flying machine, the airplane, was invented and flown by?
Who invented the first X-ray machine after discovering X-rays in 1895?
The world's first electronic general-purpose computer (ENIAC) was designed by?
Who invented the bifocal lens for spectacles?
Which inventor is known as the 'Father of the Centigrade Scale'?