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Wednesday, February 9, 2022

Inventions and Discoveries | Online Objective Quiz - 1 | Class 3

1. Wright Brothers invented the _______.

Stethoscope
Aeroplane
Clock
Radio
2. Christian Huygens invented the ______.
Stethoscope
Aeroplane
Clock
Radio
3. Martin Cooper invented the ______.
Mobile Phone
Telephone
Parachute
Microwave Oven
4. Louis S. Lenormand invented ______.
Mobile Phone
Telephone
Parachute
Microwave Oven
5. Dr. William Stokes invented ______.
Stethoscope
Aeroplane
Clock
Microwave Oven
6. Percy Spencer invented the ______.
Stethoscope
Telephone
Parachute
Microwave Oven
7. Guglielmo Marconi invented the ______.
Television
Video Game
Radio
Computer
8. Sir Isaac Newton discovered the ______.
Television
Radio
Braille Script
Law of Gravity
9. Louis Braille invented the ______.
Braille Script
Aeroplane
Clock
Radio
10. Ralph invented the _____________.
Television
Video Game
Radio
Computer






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