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A thin lens made of glass (refractive index = 1.5) of focal length f = 16 cm is immersed in a liquid of refractive index 1.42. If its focal length in liquid is fl, then the ratio is closest to the integer:
  • a)
    17
  • b)
    1
  • c)
    5
  • d)
    9
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
A thin lens made of glass (refractive index = 1.5) of focal length f =...
Using


and 
equation (1)/(2)
We get,

= 8.93 ≈ 9
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A thin lens made of glass (refractive index = 1.5) of focal length f = 16 cm is immersed in a liquid of refractive index 1.42. If its focal length in liquid is fl, then the ratio is closest to the integer:a)17b)1c)5d)9Correct answer is option 'D'. Can you explain this answer?
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A thin lens made of glass (refractive index = 1.5) of focal length f = 16 cm is immersed in a liquid of refractive index 1.42. If its focal length in liquid is fl, then the ratio is closest to the integer:a)17b)1c)5d)9Correct answer is option 'D'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about A thin lens made of glass (refractive index = 1.5) of focal length f = 16 cm is immersed in a liquid of refractive index 1.42. If its focal length in liquid is fl, then the ratio is closest to the integer:a)17b)1c)5d)9Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A thin lens made of glass (refractive index = 1.5) of focal length f = 16 cm is immersed in a liquid of refractive index 1.42. If its focal length in liquid is fl, then the ratio is closest to the integer:a)17b)1c)5d)9Correct answer is option 'D'. Can you explain this answer?.
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