Collection of verified questions for Antariksh Praudyogiki under General Science. Includes previous year exam questions with official answer keys and step-by-step solutions.
The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of:
Which is the first satellite of India sent into space?
The time period of a geostationary artificial satellite is -
INSAT-3C was launched from—
NASA's spacecraft 'Cassini' was on a mission to which planet?
Consider the following statements: (1) India launched its first dedicated meteorological satellite (METSAT) in September 2002. (2) For the first time, space vehicle PSLV-C4 entered geosynchronous transfer orbit carrying a payload of more than 1000 kg. Which of these statements is/are correct?
India entered the space age with—
Aryabhatta was launched on—
Satellites used for telecommunication relay are kept in a geostationary orbit. A satellite is said to be in such an orbit when: 1. The orbit is geosynchronous. 2. The orbit is circular. 3. The orbit lies in the plane of the Earth's equator. 4. The orbit is at an altitude of 22,236 km. Select the correct answer using the codes given below:
Which of the following pairs is/are correctly matched? Spacecraft Purpose 1. Cassini-Huygens Orbiting Venus and transmitting data to Earth 2. Messenger Mapping and investigating Mercury 3. Voyager 1 and 2 Exploring the outer Solar System Select the correct answer using the code given below:
Match List-I with List-II and select the correct answer using the code given below the lists: List-I List-II A. Curiosity Rover 1. Tablet B. Messenger 2. DRDO's Unmanned Aerial Vehicle C. Rustom-1 3. USA's Mars exploration spacecraft D. Aakash-2 4. NASA's Mercury exploration spacecraft Code:
'DAVINCI+' and 'VERITAS' - two new missions announced by NASA, are related to -
Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the Earth. What prevents them from reaching the Earth's surface?
A geostationary satellite revolves at—
Consider the following statements: 1. A geostationary satellite is placed at an altitude of approximately 10,000 km. 2. FM transmission of music is of better quality because atmospheric or artificial noise, which usually takes the form of frequency variations, is not very harmful to it. Which of the above statements is/are NOT correct?
With reference to the Indian Regional Navigation Satellite System (IRNSS), consider the following statements: 1. IRNSS has three satellites in geostationary and four satellites in geosynchronous orbits. 2. IRNSS covers entire India and about 5500 sq. km beyond its borders. 3. India will have its own satellite navigation system with full global coverage by middle of 2019. Which of the statements given above is/are correct?
Tim Peake is known as which of the following?
Which of the following was the final space shuttle flight of NASA?
Consider the following statements: 1. The Earth's magnetic field has reversed every few hundred thousand years. 2. When the Earth was created more than 4000 million years ago, there was 54% oxygen and no carbon dioxide. 3. When living organisms originated, they modified the early atmosphere of the Earth. Which of the statements given above is/are correct?
Which one of the following pairs is NOT correctly matched?
In September 2002, India launched—
Which of the following phenomenon/phenomena are cited by scientists as evidence for the continued expansion of the universe? 1. Detection of microwaves in space 2. Observation of redshift phenomenon in space 3. Movement of asteroids in space 4. Occurrence of supernova explosions in space Select the correct answer using the codes given below:
The orbital period of a geostationary satellite is—