General Science MCQs – Inventions (Job Test Preparation in Pakistan)
Who invented the telephone?
Graham Bell is credited with inventing the telephone. His work on the development of the telephone was a significant advancement in communication technology.
Who invented the light bulb?
Thomas Edison is commonly credited with inventing the practical incandescent light bulb, which revolutionized the way we use light in our daily lives.
Who invented the airplane?
The Wright Brothers, Orville and Wilbur, are credited with inventing and building the world's first successful airplane and making the first controlled, powered and sustained heavier-than-air human flight.
Who invented the radio?
Guglielmo Marconi is known for his pioneering work on long-distance radio transmission and for his development of Marconi's law and a radio telegraph system.
Who invented the television?
John Logie Baird is credited with demonstrating the first working television system that could transmit live, moving images with tone graduation.
Who invented the refrigerator?
Carl von Linde is known for his advancements in refrigeration technology, which laid the foundation for modern refrigerators and air conditioning systems.
Who invented the electric motor?
Michael Faraday invented the electric motor. His discoveries in electromagnetism paved the way for the development of electric technology.
Who invented the typewriter?
Christopher Sholes is credited with inventing the first practical typewriter, which revolutionized writing and office work.
Who invented the pacemaker?
John Hopps invented the first external pacemaker, a significant advancement in medical technology that helps regulate heartbeats.
Who invented the thermometer?
Galileo Galilei is credited with inventing an early version of the thermometer, which was a significant development in the field of temperature measurement.