If an object subtend angle of 2∘ at eye when seen through telescope having objective and eyepiece of focal length f0=60cm and fe=5cm respectively then angle subtend by image at eye piece will be
A
16∘
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B
50∘
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C
24∘
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D
10∘
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Solution
The correct option is C24∘ By using βα=f0fe⇒β2∘⇒β=24∘