Optics 5 Question 2
4. An observer looks at a distant tree of height $10 m$ with a telescope of magnifying power of 20 . To observer the tree appears
(2016 Main)
(a) 10 times taller
(b) 10 times nearer
(c) 20 times taller
(d) 20 times nearer
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Answer:
Correct Answer: 4. (d)
Solution:
- Telescope resolves and brings objects closer. Hence, telescope with magnifying power of 20 , the tree appears 20 times nearer.