GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 029
281). The planet-closest to the sun is
A). Mercury
B). Venus
C). Earth
D). Mars
Answer: Mercury
282). The heaviest among the inner planets is the
A). Earth
B). Mars
C). Mercury
D). Venus
Answer: Mercury
283). The planet farthest from the sun is
A). Pluto
B). Neptune
C). Saturn
D). Uranus
Answer: Neptune
284). Which Planets do not have satellites revolving around them?
A). Mars and Venus
B). Mercury and Venus
C). Mars and Mercury
D). Neptune and Pluto
Answer: Mercury and Venus
285). Which planet has the maximum number of satellites?
A). Jupiter
B). Uranus
C). Mars
D). Saturn
Answer: Jupiter
286). The tail of a comet always points away from the sun due to
A). force of repulsion
B). centrifugal force
C). solar radiation and solar wind
D). an unknown reason
Answer: solar radiation and solar wind
287). Which comet was seen in 1910 and again in 1986?
A). Kohoutek comet
B). Halley's comet
C). Great comet
D). Holme's comet
Answer: Halley's comet
288). We see only one side of the moon all the time because
A). the period of rotation of the moon on its axis is equal to its period of revolution around the earth
B). the moon is stationary
C). the period of revolution of the moon around the earth is the same as that of the earth around the sun
D). unlike the earth, the moon does not rotate on its axis
Answer: the period of rotation of the moon on its axis is equal to its period of revolution around the earth
289). What is the source of electric energy in an artificial satellite?
A). a mini nuclear reactor
B). a dynamo
C). a thermopile
D). solar cells
Answer: solar cells
290). Treads on the shoe soles are made to increase
A). strength
B). durability
C). friction
D). elasticity
Answer: friction
A). Mercury
B). Venus
C). Earth
D). Mars
Answer: Mercury
282). The heaviest among the inner planets is the
A). Earth
B). Mars
C). Mercury
D). Venus
Answer: Mercury
283). The planet farthest from the sun is
A). Pluto
B). Neptune
C). Saturn
D). Uranus
Answer: Neptune
284). Which Planets do not have satellites revolving around them?
A). Mars and Venus
B). Mercury and Venus
C). Mars and Mercury
D). Neptune and Pluto
Answer: Mercury and Venus
285). Which planet has the maximum number of satellites?
A). Jupiter
B). Uranus
C). Mars
D). Saturn
Answer: Jupiter
286). The tail of a comet always points away from the sun due to
A). force of repulsion
B). centrifugal force
C). solar radiation and solar wind
D). an unknown reason
Answer: solar radiation and solar wind
287). Which comet was seen in 1910 and again in 1986?
A). Kohoutek comet
B). Halley's comet
C). Great comet
D). Holme's comet
Answer: Halley's comet
288). We see only one side of the moon all the time because
A). the period of rotation of the moon on its axis is equal to its period of revolution around the earth
B). the moon is stationary
C). the period of revolution of the moon around the earth is the same as that of the earth around the sun
D). unlike the earth, the moon does not rotate on its axis
Answer: the period of rotation of the moon on its axis is equal to its period of revolution around the earth
289). What is the source of electric energy in an artificial satellite?
A). a mini nuclear reactor
B). a dynamo
C). a thermopile
D). solar cells
Answer: solar cells
290). Treads on the shoe soles are made to increase
A). strength
B). durability
C). friction
D). elasticity
Answer: friction
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