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      Question

      What is the swathe width covered by NISAR during its

      12-day orbital cycle?
      A 200 km Correct Answer Incorrect Answer
      B 220 km Correct Answer Incorrect Answer
      C 242 km Correct Answer Incorrect Answer
      D 260 km Correct Answer Incorrect Answer
      E 275 km Correct Answer Incorrect Answer

      Solution

      The NISAR satellite observes Earth every 12 days with a swathe of 242 km, using dual-frequency SAR (L-band by NASA and S-band by ISRO), enabling high-resolution imaging under all weather conditions.

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