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A  ray of light from a denser  medium strike a rarer medium at an angle of incidence i (see Fig). The reflected and refracted rays make an angle of 90° with each other. The angles of reflection and refraction are r and r’ The critical angle is
  • a)
    sin –1 (tan r)
  • b)
    sin –1 (tan i)
  • c)
    sin –1 (tan r')
  • d)
    tan –1 (sin i)
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
A ray of light from a denser medium strike a rarer medium at an angle ...
Applying Snell's law at P, we get
 From (i) and (ii)
C = sin –1 (tan r)
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A ray of light from a denser medium strike a rarer medium at an angle of incidence i (see Fig). The reflected and refracted rays make an angle of 90° with each other. The angles of reflection and refraction are r and r’ The critical angle isa)sin –1 (tan r)b)sin –1 (tan i)c)sin –1 (tan r')d)tan –1 (sin i)Correct answer is option 'A'. Can you explain this answer?
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A ray of light from a denser medium strike a rarer medium at an angle of incidence i (see Fig). The reflected and refracted rays make an angle of 90° with each other. The angles of reflection and refraction are r and r’ The critical angle isa)sin –1 (tan r)b)sin –1 (tan i)c)sin –1 (tan r')d)tan –1 (sin i)Correct answer is option 'A'. 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 ray of light from a denser medium strike a rarer medium at an angle of incidence i (see Fig). The reflected and refracted rays make an angle of 90° with each other. The angles of reflection and refraction are r and r’ The critical angle isa)sin –1 (tan r)b)sin –1 (tan i)c)sin –1 (tan r')d)tan –1 (sin i)Correct answer is option 'A'. 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 ray of light from a denser medium strike a rarer medium at an angle of incidence i (see Fig). The reflected and refracted rays make an angle of 90° with each other. The angles of reflection and refraction are r and r’ The critical angle isa)sin –1 (tan r)b)sin –1 (tan i)c)sin –1 (tan r')d)tan –1 (sin i)Correct answer is option 'A'. Can you explain this answer?.
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