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  9. Q32

TGPSC Group-I 2024 · Question 32 of 144

Chandrayaan-2 carried eight experiment payloads on board for studying surface geology, composition and exospheric measurements of Moon. One of the experiment payloads is CLASS. Which of the statements are not true ? A. CLASS is Chandrayaan-2 Large Area Sensitive X-ray Spectrometer. B. CLASS measures the Moon’s X-ray Fluorescence (XRF) spectra. C. XRF technique will detect major elements such as Mg, Al, Si, Ca, Ti, etc. D. CLASS is an imaging spectrometer. Choose the answer :

Science & Technology

  1. AA and B only
  2. BB and C only
  3. CC and D only
  4. DA and D onlyCorrect

Answer: D. A and D only

Explanation

CLASS is the Chandrayaan-2 Large Area Soft X-ray Spectrometer (not 'Sensitive' — A false), it is not an imaging spectrometer (D false); B and C are true.

Source: TGPSC Group-I Preliminary Test 2024 official question paper booklet (held 9 Jun 2024, TEST 224) with Preliminary Key (MASTER), via Adda247

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