With reference to RISAT series of satellites launched by India, consider the following statements:1.Radar Imaging is unaffected by weather, cloud or fog.2.In India radar imaging is also used for crop estimation.Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C

Notes:

Both statements are correct.

Statement 1 is correct: One big advantage that radar imaging has over optical instruments is that it is unaffected by weather, cloud or fog, or the lack of sunlight. It can produce high-quality images in all conditions and at all times, making it suitable for surveillance.
Statement 2 is correct: In India radar imaging are used for crop estimation because our main crop growing season of kharif is in May-September when it rains and gets cloudy.

Source: Article

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