GyanGramWith reference to ‘Astrosat’, the astronomical observatory launched by India, which of the following statemen…
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With reference to ‘Astrosat’, the astronomical observatory launched by India, which of the following statements is/are correct?
1. Other than the USA and Russia, India is the only country to have launched a similar observatory into space.
2. Astrosat is a 2000 kg satellite placed in an orbit at 1650 km above the surface of the Earth.
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• Correct Answer: D
• AstroSat (1513 kg) orbits at ~650 km altitude; ESA and JAXA also launched space observatories before India.
• Statement 1 is incorrect: India is not the third country; Statement 2 is incorrect on mass and altitude.
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