In this Article we are trying to provide multiple choice Inventions Mcqs which mostly used in PPSC Exams and other Past papers. For further we will upload article as well as soon. So after reading the article please give us feedback in comments.
- This statesman, politician, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel.
- George Washington
- Alexander Hamilton
- Thomas Jefferson
- John Adams
- Who invented the BALLPOINT PEN?
- Biro Brothers
- Waterman Brothers
- Bicc Brothers
- What Galileo invented?
- Thermometer
- Microscope
- Pendulum clock
- Barometer
- What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes?
- Charles Richter
- Hiram Walker
- Joshua Rumble
- Giuseppe Mercalli
- When was barb wire patented?
- 1874
- 1900
- 1895
- 1840
- What J. B. Dunlop invented?
- Model airplanes
- Rubber boot
- Automobile wheel rim
- Pneumatic rubber tire
- In which decade was the first solid state integrated circuit demonstrated?
- 1980s
- 1960s
- 1950s
- 1970s
- Who invented the BALLPOINT PEN?
- Biro Brothers
- Bicc Brothers
- Write Brothers
- Waterman Brothers
- Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that?
- Golf tee
- Motorboat
- Water skis
- Hang glider
- When were bar code scanners invented?
- 1940s
- 1970s
- 1960s
- 1950s