12th Class Physics Ray Optics Question Bank Ray Optics Conceptual Problems

  • question_answer
    Does refraction in a water tank make apparent depth same throughout?

    Answer:

                    No. Apparent depth is maximum for that part of the bottom of the tank which is observed normally. Apparent depth decreases with increasing obliquity. Due to this unequal refraction, the flat bottom of the tank appears concave.


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