Kepler’s Law of Planetary Motion NEET Questions

Physics - Gravitation

Kepler’s Law of Planetary Motion MCQ Questions


1.
Kepler's laws of planetary motion were derived from the extensive naked-eye observational data collected by:
A.
Isaac Newton
B.
Galileo Galilei
C.
Tycho Brahe (compiled by Johannes Kepler)
D.
Nicolaus Copernicus
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ANSWER :
C. Tycho Brahe (compiled by Johannes Kepler)
2.
Which of the following statements about Kepler’s laws is incorrect?

NEET - 2021

A.
Kepler’s laws apply to all celestial bodies
B.
Kepler’s second law implies planets move faster when closer to the Sun
C.
Kepler’s third law relates the square of the orbital period to the cube of the semi-major axis
D.
Kepler’s laws are a consequence of Newton’s laws
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ANSWER :
A. Kepler’s laws apply to all celestial bodies
3.
The geocentric model of the solar system — in which all celestial objects revolve around Earth — was proposed by:
A.
Johannes Kepler
B.
Ptolemy (about 2000 years ago)
C.
Tycho Brahe
D.
Aryabhatta
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ANSWER :
B. Ptolemy (about 2000 years ago)
4.
Kepler’s first law states that:

NEET - 2020

A.
Planets move in circular orbits around the Sun
B.
Planets move in elliptical orbits with the Sun at one focus
C.
Planets move in parabolic orbits with the Sun at one focus
D.
Planets move in hyperbolic orbits around the Sun
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ANSWER :
B. Planets move in elliptical orbits with the Sun at one focus
5.
The heliocentric model in which planets revolve around the Sun was first proposed in a definitive form by:
A.
Ptolemy
B.
Tycho Brahe
C.
Nicolas Copernicus (1473–1543)
D.
Johannes Kepler
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ANSWER :
C. Nicolas Copernicus (1473–1543)
6.
Kepler's First Law (Law of Orbits) states that:
A.
All planets move in circular orbits with the Sun at the centre
B.
All planets move in elliptical orbits with the Sun at one of the foci
C.
All planets move in parabolic orbits with the Sun at the focus
D.
All planets move in elliptical orbits with the Sun at the centre
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ANSWER :
B. All planets move in elliptical orbits with the Sun at one of the foci