HCS 2011 – Prelims and Mains all subjects question papers

Haryana Public Service Commission(HPSC) Haryana Civil Services (HCS) – held in 2011 HCS Prelims General Studies and CSAT question Papers with answer key HCS Mains all subjects Previous question paper are available free to download  List  Subjects  Download here  Prelims  General studies  Download  CSAT Download Mains  General Studies  Download English and English Essay Download Hindi […]

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HCS-2009 Prelims and Mains all subject question papers

Haryana Public Service Commission(HPSC) Haryana Civil Services (HCS) – held in 2009  HCS Prelims General Studies and CSAT question Papers with answer key HCS Mains all subjects Previous question paper are available free to download  List  Subjects Download here  Prelims  General Studies Download   CSAT Download  Mains   General Studies Download  English and English Essay  Download  Hindi […]

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Venus planet (Shukra garah)

Venus (Shukra in Hindi)  “Goddess of Spring, Beauty and Love” Symbol             Age 4.5 billion years ago Diameter 12,103.6 km Mean radius 6,051.8 km Volume 9.2843 x 1011 km3 Mass 4.8675 x 1024 kg Mean density 5.243 g/cm3 Satellite/ natural moons none Composition 95% carbon dioxide, 3.5% nitrogen, 0.015% Sulphur dioxide and small […]

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Mercury Planet (Budh garah)

  Mercury (Budh in Hindi) “God of commerce and communication, and the messengers of the gods.” Symbol           Age 4.5 billion years Diameter 4879.4 km Mean radius 2,439.7 km Volume 6.083 x 1010 km Mass 3.3011 x 1023 kg Mean density 5.427 g/cm3 Natural satellite/ moon none Composition 70% metallic and […]

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Moon

Moon  Natural satellite of the Earth  Moon is the only natural satellite of the earth. The study of moon is called Selenology Moon is also known as “fossil planet”. Classified as terrestrial planet, inner planet, rocky planet. Colour of moon is off white brown-grey The most widely accepted theory of moon’s origin, the giant-impact hypothesis. […]

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