Question
Download Solution PDFA corona around the moon is seen when we view it on a fogy or misty night. This is due to:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
- A corona is an optical phenomenon produced by the diffraction of sunlight or moonlight by individual small water droplets and sometimes tiny ice crystals of a cloud.
- Corona consists of several concentric, pastel-colored rings around the celestial object and a central bright area called aureole.
- The aureole is often (especially in the case of the Moon) the only visible part of the corona and has the appearance of a bluish-white disk which fades to reddish-brown towards the edge.
- The angular diameter of a corona depends on the sizes of the water droplets involved; smaller droplets produce larger corona.
Last updated on Jun 19, 2025
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