Ind the distance at which 2au would subtend an angle of exactly 1second of arc. [hint: 1 au = 1.496 ✕ 1011 m, 1second = 4.85 ✕ 10-6 rad]
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Ind the distance at which 2au would subtend an angle of exactly 1second of arc. [hint: 1 au = 1.496 ✕ 1011 m, 1second = 4.85 ✕ 10-6 rad]
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