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Question
Draw ray diagrams showing the image formation by a concave lens when an object is placed
- at the focus of the lens
- between focus and twice the focal length of the lens
- beyond twice the focal length of the lens
Solution
The ray diagram showing the image formation by concave lens when an object is placed,
- at the focus of the lens,
- between focus and twice the focal length of the lens,
- beyond twice the focal length of the lens,
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