Countries and Their First Satellites The launch of the Soviet Union’s Sputnik 1 satellite on October 4, 1957, marked the beginning of the Space Age. Sputnik 1 was a small, 58-centimeter-diameter aluminum sphere that weighed 83.6 kilograms. It contained four radio antennas and batteries, and it orbited the Earth every 96 minutes. Sputnik’s launch was …
Solar System Stars Moon Constellation Planets Milky Way Galaxy Sun Earth Satellite Asteroids Meteors and Meteorites While traveling through space, asteroids sometimes smash with each other & break up into minor remains. Comets shack dust as they wander the solar system. These ‘break ups’ result in frequent small particles & fragments, known as meteoroids, which orbit the sun. Most meteoroids …
The West Bengal Civil Service (WBCS) exam is a highly competitive and prestigious exam conducted by the West Bengal Public Service Commission (WBPSC) for recruitment to various administrative and managerial positions in the state of West Bengal. This exam is an excellent opportunity for those who aspire to become a part of the West Bengal …
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Modern History Question Paper – 2022 1. Who was the founder of Tattwabodhini Sabha in Bengal? (A) Dadoba Pandurang(B) Debendranath Tagore (C) Radha Kanta Deb(D) Keshab Chandra Sen Answer (B) Debendranath Tagore Modern History Question Paper – 2021 2. The names of Sidho and Kanho are associated with which rebellion ? (1856-57) (A) Chuar rebellion …
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1 Choose the word opposite in meaning to the word underlined below :Mary’s patience and serenity won the admiration of all who saw herA. holinessB. placidityC. agitationD. equanimity C. Agitation 2 Marble may be used withA. PaintingB. MusicC. RocksD. Sculpture C. Rock 3 Choose the correct meaning of the word from the alternatives given below …
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The West Bengal Civil Service (WBCS) examination is a competitive exam conducted by the West Bengal Public Service Commission (WBPSC) for recruitment to various civil service positions in the state of West Bengal, India. The WBCS examination includes an optional subject paper, in which candidates can choose to write on a subject of their choice. …
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1 Choose the word opposite in meaning to the word underlined below :The darkness covered the whole countryside.(A) Silence (B) Stillness (C) Light (D) Noise (C) Light 2 There was no _____ in the rain. (Insert correct phrasal verb)(A) let up (B) let in (C) let off (D) let go (A) let up 3 …
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WBCS Mains Question Paper – 2021 3. Write a composition on any one of the following topics: 40(a) The menace of smart phones(b) Social service is a necessary part of human existence(c) Junk food and diseases WBCS Mains Question Paper – 2020 3. Write a composition on any one of the following topics: 40(a) The …
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WBCS Mains Question Paper – 2021 2. Draft a report on the way privatisation of government sectors can be done in a sensitive and perceptive manner (within 200 words). 40 WBCS Mains Question Paper – 2020 2. Draft a report on the poor conditions of roads and public parks in your locality. 40 WBCS Mains …
WBCS Mains Question Paper – 2021 1. (a) Write a letter to the Principal of your college requesting him for waiving the tuition fees during the pandemic period. Cite proper reasons for the prayer.OR,(b) Write a letter to the editor of an esteemed daily protesting against corporeal punishment in educational institutions, WBCS Mains Question Paper …