CHANDRAYAAN-2 Bibhuprasad Mohapatra 1

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CHANDRAYAAN-2 Bibhuprasad Mohapatra 1. India’s second lunar exploration mission 11. How many modules were there in Chandrayaan 2? Chandrayaan-2 was developed by a. 3 b. 4 a. ISRO b. NASA c. 2 d. 5 c. ROSCOSMOS d. CNSA 12. Name the lander of Chandrayaan-2. 2. Expansion of ISRO is a. Apollo Lunar Module b. Vikram a. Indian Space Research Organization c. Surveyor 3 d. None of the above b. Indian Space Reporting Organization c. Indian Satellite Research organization 13. A lander is a spacecraft that descends towards and d. Indian Science Research Organization comes to rest on the surface of an astronomical body. 3. ISRO is the space agency of the Government of a. True b. False India. Where is the headquarter of ISRO? a. New Delhi b. Chennai 14. Name the Chandrayaan-2 rover. b. Mumbai d. Bengaluru a. Lunokhod 0 b. Prop-M c. Marsokhod d. Pragyan 4. Who is the current chairman of ISRO? a. A S Kiran Kumar b. Shailesh Nayak 15. A rover is a space exploration vehicle designed to c. K Sivan d. K Radhakrishnan move and explore the surface of a planet or moon. a. True b. False 5. Which Indian scientist and innovator, widely regarded as the father of India’s space programme, 16. The approximate launch mass was was the first chairman of ISRO? a. 1471 kg b. 27 kg a. Homi J. Bhabha b. Vikram Sarabhai c. 2379 kg d. None of these c. Satish Dhawan d. Mrinalini Sarabhai 17. Spacecraft lander was named after 6. Moon-craft Chandrayaan-2 was launched from a. Vikram Sarabhai b. Vikramaditya the second launch pad at c. None of these a. Vikram Sarabhai Space Centre b. Satish Dhawan Space Centre 18. Chandrayaan-2 moon mission was meant to c. U R Rao Satellite Centre explore which area of the moon? d. Space Applications Centre a. Moon’s North Pole b. Moon’s South Pole c. Moon’s North-West part d. None of the above 7. Satish Dhawan Space Centre is located at a. Sriharikota b. Umiam 19. What is the total cost of Chandrayaan 2? c. Thiruvananthapuram d. Ahmedabad a. 968 Crore b. 988 Crore c. 978 Crore d. 983 Crore 8. Who is the current director of Satish Dhawan Space Centre? 20. Which electronics system engineer is the project a. S Pandian b. Arumugam Rajarajan director of the Chandrayaan-2 lunar mission? c. S Somanath d. None of them a. Muthayya Vanitha b. Ritu Karidhal c. Mylswamy Annadurai d. Nandini Harinath 9. Space mission Chandrayaan-2 was launched on a. 22 October 2008 b. 8 November 2008 c. 21 July 2019 d. 22 July 2019 Answers: 1. (a) 2. (a) 3. (d) 4. (c) 5. (b) 6. (b) 7. (a) 8. (b) 10. Name the three-stage, medium-lift launch vehicle 9. (d) 10. (c) 11. (a) 12. (b) 13. (a) 14. (d) 15. (a) 16. (c) developed by the ISRO, which launched Chandrayaan-2. 17. (a) 18. (b) 19. (c) 20. (a) a. PSLV-XL C11 b. PSLV C37 Contributed by Bibhuprasad Mohapatra, At/Po Bhogada, c. GSLV Mk-III d. GSLV Mk-I Via-Baghamari, Distt. Khordha, Odisha-752061. Email:[email protected]

62 | Science Reporter | May 2020 EINSTEIN Mayadhar Swain

1. Which Einstein theory established that nothing 10. According to Einstein’s theory of special relativity, can travel faster than light? a clock moving at nearly the speed of light measures time passing ______a. Special theory of relativity a. Faster b. Slower b. The Big Bang theory c. In reverse d. Unchanged from a c. General relativity clock at rest d. Photoelectric effect

2 11. Einstein wasn’t just a physicist, he was also an 2. In Einstein’s famous equation E=mc , what does inventor. Which one of the following items he “c” stand for? invented? a. Momentum b. Mass a. An x-ray telescope b. An atomic bomb c. Speed of light d. Velocity c. Electric violin d. Refrigerator with no 3. Einstein became a Swiss citizen in 1901, moving parts renouncing his citizenship to which country? 12. In addition to being a Nobel laureate, Einstein was a. Austria b. Germany also involved with many other elite organisations. c. United States d. Poland In which one of the following he was not a member? 4. Einstein won his Nobel Prize in 1921 for which a. National Association for the Advancement of achievement? Colored People a. Formulating the general theory of relativity b. The Montreal Pipe Smokers Club b. Formulating the special theory of relativity c. The International College of Surgeons c. Discovering the photoelectric effect d. American Association for the Advancement of d. Discovering quantum mechanics Science 5. Before Einstein published his general theory 13. In 1919 the British astronomer Arthur of relativity, which physicist’s work was the Edding ton led the first experimental test of dominant theory of gravity? Einstein’s theory of general relativity. What did a. Benjamin Franklin b. Isaac Newton he observe to test the theory? c. Howard Wolowitz d. Galileo Galili a. The positions of stars during a total solar eclipse 6. Einstein rejected which physics theory by saying b. The orbital motions of Mercury “God doesn’t play dice”. c. The collision of two black holes a. Casino theory b. Quantum mechanics d. The effect of Earth’s gravitational field on atomic c. Thermodynamics d. Big bang theory clocks

7. In 1939, Einstein wrote a letter urging USA 14. Which quote is ascribed to Einstein? President Franklin Roosevelt to pursue the a. “Two things inspire me to awe: the starry heavens development of an atomic bomb before Hitler had and the moral universe within.” one. The resulting project was called: b. “An hour sitting with a pretty girl on a park bench a. The Roswell Project b. The Manhattan Project passes like a minute, but a minute sitting on a hot c. The Black Hole Project d. The Atomic Project stove seems like an hour. That’s relativity.” c. “Time is nature\’s way of keeping everything from 8. What happened to Einstein’s brain after he died? happening at once.” a. It went on display at a museum d. “If the bee disappears from the surface of the b. It was studied by scientists Earth, man would have no more than four years c. It was buried along with his body to live. No more bees, no more pollination… No d. None of the above more men!”

9. In 1905, Einstein published a series of papers that revolutionised physics. Which one of the following Answers: discoveries was not part of this “miracle year”? 1. (a) 2. (c) 3. (b) 4. (c) 5. (b) 6. (b) 7. (b) a. The equivalence between matter and energy, 8. (b) 9. (d) 10. (b) 11. (d) 12. (d) 13. (a) 14. (b) epitomized by the equation E = mc2

b. Light’s existence as discrete particles—photons Contributed by Mayadhar Swain, Plot No. 70/7356, Laxmi c. The fixed, constant speed of light Vihar Phase-1, Badagada Brit Colony P.O., Bhubaneswar-751018. d. The existence of black holes Email: [email protected]

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