Achievements of Eminent Scientists NDA Questions

NDA BIOLOGY

Achievements of Eminent Scientists MCQ Questions


1.
The law of universal gravitation was formulated by:
A.
Galileo Galilei
B.
Archimedes
C.
Sir Isaac Newton
D.
Johannes Kepler
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ANSWER :
C. Sir Isaac Newton
2.
Newton's three laws of motion were published in his landmark work:
A.
On the Origin of Species
B.
The Starry Messenger
C.
Principia Mathematica
D.
Opticks Illuminata
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ANSWER :
C. Principia Mathematica
3.
The principle of buoyancy, describing the upward force on a body immersed in a fluid, was discovered by:
A.
Evangelista Torricelli
B.
Robert Boyle
C.
Blaise Pascal
D.
Archimedes
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ANSWER :
D. Archimedes
4.
Archimedes' discovery of the principle of buoyancy is famously associated with the exclamation:
A.
'It still moves!'
B.
'Eureka!'
C.
'I think, therefore I am!'
D.
'Let there be light!'
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ANSWER :
B. 'Eureka!'
5.
Galileo Galilei is credited with significant improvements to which optical instrument, later used to observe celestial bodies?
A.
The telescope
B.
The microscope
C.
The periscope
D.
The barometer
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ANSWER :
A. The telescope
6.
Galileo's experiments on falling bodies are traditionally said to have been conducted from which famous structure?
A.
The Colosseum
B.
The Leaning Tower of Pisa
C.
The Great Pyramid of Giza
D.
The Eiffel Tower
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ANSWER :
B. The Leaning Tower of Pisa