Question

what happens when a convex lens is closed half of its upper part?​

Answer 1

Answer:

When you cover half the lens you get a fainter image. Effectively you are cutting out half the light rays, but they still produce an entire image. In the diagram below you can see that rays from the top and bottom of the tree still pass through the top half of the lens to form

Explanation:

Answer 2

Explanation:

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