An observer looks at a distant tree of height 10 m with a telescope of magnifying power of 20 .
Question:

An observer looks at a distant tree of height $10 \mathrm{~m}$ with a telescope of magnifying power of 20 . To the observer the tree appears :

  1. 20 times nearer

  2. 10 times taller

  3. 10 times nearer

  4.  20 times taller


Correct Option: , 3

Solution:

Angular magnification is 20 .

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