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  4. An observer looks at a distant tree of height 10m with a telescope of magnifying power of 20 . To the observer, the tree appears as

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Q. An observer looks at a distant tree of height $10m$ with a telescope of magnifying power of $20$ . To the observer, the tree appears as

NTA AbhyasNTA Abhyas 2022

Solution:

Angular magnification of the telescope is 20 so now the tree will subtend a larger angle at the observer's eye and hence appears 20 times nearer