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Home/Science & Technology/Space

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Anonymous
Asked: February 18, 2023In: Space

An artificial satellite orbiting around the Earth does not fall down. This is so because the attraction of Earth

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Poll Results

37.5%(a) does not exist at such distance ( 3 voters )
0%(b) is neutralized by the attraction of the moon ( 0 voters )
37.5%(c) provide the necessary speed for its steady motion ( 3 voters )
25%(d) provides the necessary acceleration for its motion ( 2 voters )
Based On 8 Votes

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  • 1 Answer
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Anonymous
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Anonymous
Asked: January 16, 2023In: Space

One astronomical unit is the average distance between:

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100%(a) Earth and Sun ( 3 voters )
0%(b) Earth and Moon ( 0 voters )
0%(c) Jupiter and Sun ( 0 voters )
0%(d) Saturn and Sun ( 0 voters )
Based On 3 Votes

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astronomical unit
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Anonymous
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Anonymous
Asked: January 7, 2023In: Space

Cryogenic engines find applications in:

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Poll Results

20%(a) Sub-marine propulsion ( 1 voter )
80%(b) rocket technology ( 4 voters )
0%(c) frost-free refrigerators ( 0 voters )
0%(d) research in superconductivity ( 0 voters )
Based On 5 Votes

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Anonymous
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Anonymous
Asked: December 19, 2022In: Space

‘Artemis’ is the name of the Moon Rocket launched by which one of the following countries?

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0%(a) India ( 0 voters )
100%(b) USA ( 2 voters )
0%(c) Israel ( 0 voters )
0%(d) UAE ( 0 voters )
Based On 2 Votes

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Anonymous
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Anonymous
Asked: October 16, 2022In: Space

What is India’s plan to have its own space station and how will it benefit our space programme?

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UPSC Mains 2019

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Anonymous
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Anonymous
Asked: August 12, 2022In: Space

The group of small pieces of rock revolving round the sun between the orbits of Mars and Jupiter are called:

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0%(a) Meteors ( 0 voters )
0%(b) Comets ( 0 voters )
0%(c) Meteorites ( 0 voters )
100%(d) Asteroids ( 4 voters )
Based On 4 Votes

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Anonymous
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Anonymous
Asked: July 17, 2022In: Space

A geostationary satellite appears stationary relative to the Earth. Such a satellite appear stationary due to its zero relative velocity with respect to a place on the Earth. For such a satellite, the angular speed in terms of radians per hour is:

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0%(a) π ( 0 voters )
0%(b) π/2 ( 0 voters )
0%(c) π/6 ( 0 voters )
100%(d) π/12 ( 2 voters )
Based On 2 Votes

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Anonymous
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Anonymous
Asked: May 19, 2022In: Space

Indian satellite launch vehicles

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With reference to India’s satellite launch vehicle, consider the following statements: PSLVs launch those satellites useful for Earth resources monitoring, whereas ...Read more

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50%(a) 1 only ( 1 voter )
0%(b) 1 and 2 only ( 0 voters )
50%(c) 2 and 3 only ( 1 voter )
0%(d) 3 only ( 0 voters )
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Anonymous
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Anonymous
Asked: May 11, 2022In: Space

Write a brief note on ‘Chandrayaan II’?

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Anonymous
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Asked: May 3, 2022In: Space

Jet engine and rocket

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Consider the following statements in respect of a jet engine and a rocket:  A jet engine uses the surrounding air for ...Read more

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100%(a) 1 only ( 1 voter )
0%(b) 2 only ( 0 voters )
0%(c) Both 1 and 2 ( 0 voters )
0%(d) Neither 1 nor 2 ( 0 voters )
Based On 1 Vote

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