Consider the following statements about Sawai Jai Singh's astronomical work :<br>1. He learnt of the accuracy of European observations, and obtained de La Hire's tables from which he reproduced a refraction table.<br>2. His astronomers also developed a telescope of their own to observe the lunar phases of Venus.<br>Which of the statements given above is/are correct?

  1. A. 1 only
  2. B. 2 only
  3. C. Both 1 and 2
  4. D. Neither 1 nor 2

Correct Answer: A. 1 only

Explanation

Sawai Jai Singh established Jantar Mantar observatories and updated star catalogues using de La Hire's tables. They heavily relied on naked-eye masonry instruments and did not locally develop advanced telescopes to observe planetary phases.

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