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Generate QuizSpace – Medium Level – GK Questions
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What is the name of the nearest major galaxy to the Milky Way?
- Triangulum Galaxy
- Andromeda Galaxy
- Magellanic Clouds
- Whirlpool Galaxy
Answer: Andromeda Galaxy
The Andromeda Galaxy (M31) is the nearest major galaxy to the Milky Way. It is expected to collide with the Milky Way in about 4.5 billion years.
Aditya-L1 is designed to study which celestial body?
- Moon
- Mars
- Sun
- Venus
Answer: Sun
Aditya-L1 is India's first solar mission, designed to study the Sun's corona, solar emissions, and space weather.
A Low Earth Orbit (LEO) is generally defined as an orbit within _______ km above the Earth's surface.
- 200 km
- 2000 km
- 10000 km
- 36000 km
Answer: 2000 km
Low Earth Orbit (LEO) is an orbit around Earth with an altitude between 160 km and 2,000 km. Most satellites, including the ISS and Hubble, operate in LEO.
What is the largest object in the asteroid belt?
- Vesta
- Pallas
- Ceres
- Hygiea
Answer: Ceres
Ceres is the largest object in the asteroid belt between Mars and Jupiter. It is so large that it is also classified as a dwarf planet.
Which space agency is responsible for the Soyuz spacecraft?
- NASA
- Roscosmos
- ESA
- CNSA
Answer: Roscosmos
Roscosmos, the Russian state space corporation, is responsible for the Soyuz spacecraft, which has been used for decades to transport cosmonauts and astronauts to the ISS.
The RISAT series of satellites developed by ISRO use _______ radar for earth observation.
- Optical
- Synthetic Aperture Radar (SAR)
- Infrared
- Ultraviolet
Answer: Synthetic Aperture Radar (SAR)
RISAT (Radar Imaging Satellite) series uses Synthetic Aperture Radar (SAR) technology, which allows imaging day and night, and through cloud cover, unlike optical satellites.
Betelgeuse is a red supergiant star located in the constellation Orion.
- True
- False
Answer: True
Betelgeuse is a red supergiant star in the constellation Orion. It is one of the largest stars visible to the naked eye and is expected to explode as a supernova in the future.
Chandrayaan-1 was launched in which year?
- 2006
- 2008
- 2010
- 2012
Answer: 2008
Chandrayaan-1, India's first lunar probe, was launched by ISRO in October 2008. It operated until August 2009.
Which planet has the strongest magnetic field in the solar system?
- Earth
- Jupiter
- Saturn
- Uranus
Answer: Jupiter
Jupiter has the strongest magnetic field of all the planets in the Solar System, about 20,000 times stronger than Earth's.
The Space Shuttle program was operated by _______.
- NASA
- Roscosmos
- ESA
- JAXA
Answer: NASA
The Space Shuttle program was operated by NASA (USA) from 1981 to 2011. It was the world's first reusable spacecraft system.
A geostationary satellite orbits at an altitude of approximately 36,000 km.
- True
- False
Answer: True
Geostationary satellites orbit at an altitude of approximately 35,786 km (often rounded to 36,000 km) above the Earth's equator.
What is the name of the theoretical boundary of the observable universe?
- Event Horizon
- Cosmic Microwave Background
- Heliopause
- Kuiper Belt
Answer: Cosmic Microwave Background
The Cosmic Microwave Background (CMB) radiation is the oldest light in the universe, dating back to about 380,000 years after the Big Bang. It effectively marks the limit of the observable universe in terms of time/light.
The Indian Deep Space Network (IDSN) is located in _______.
- Byalalu
- Sriharikota
- Bengaluru
- Hyderabad
Answer: Byalalu
The Indian Deep Space Network (IDSN) complex is located in Byalalu, near Bengaluru. It supports deep space missions like Chandrayaan and Mangalyaan.
Ganymede, the largest moon in the solar system, orbits which planet?
- Saturn
- Jupiter
- Uranus
- Neptune
Answer: Jupiter
Ganymede is the largest moon of Jupiter and the largest moon in the Solar System. It is even larger than the planet Mercury.
The GSLV (Geosynchronous Satellite Launch Vehicle) uses a cryogenic upper stage fueled by liquid _______ and liquid Oxygen.
- Hydrogen
- Helium
- Nitrogen
- Methane
Answer: Hydrogen
The cryogenic upper stage of GSLV uses Liquid Hydrogen (LH2) as fuel and Liquid Oxygen (LOX) as oxidizer. This combination provides high specific impulse, essential for lifting heavy payloads to geostationary orbits.
A nebula is a giant cloud of dust and gas in space, often a star-forming region.
- True
- False
Answer: True
Nebulae are vast clouds of gas and dust in space. Some nebulae come from the gas and dust thrown out by the explosion of a dying star, while others are regions where new stars are beginning to form.
In which year was India's Mars Orbiter Mission (Mangalyaan) launched?
- 2011
- 2013
- 2015
- 2017
Answer: 2013
Mangalyaan was launched on November 5, 2013, and entered Mars orbit on September 24, 2014. It made India the first Asian nation to reach Mars orbit.
Which planet is often referred to as Earth's 'twin' due to its similar size and mass?
- Mars
- Venus
- Mercury
- Jupiter
Answer: Venus
Venus is often called Earth's twin because it is similar in size, mass, and composition to Earth. However, its atmospheric conditions are vastly different.
ESA stands for _______ Space Agency.
- European
- Eastern
- Equatorial
- Eurasian
Answer: European
ESA stands for European Space Agency. It is an intergovernmental organisation dedicated to the exploration of space, with 22 member states.
Geostationary satellites orbit the Earth from west to east.
- True
- False
Answer: True
Geostationary satellites orbit in the same direction as the Earth's rotation (west to east) to remain fixed relative to a point on the Earth's surface.