Question

why does the sky appear blue during day? what should you place an object with respect to a convex lens if you intend to use the latter as a magnifying glass?​

Answer 1

Answer:

A convex lens acts as a magnifying glass, when it forms a virtual, erect and magnified image of an object. For this, the object is to be placed between principal focus and optical cantre of the lens

Explanation:

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