Question
Sat February 12, 2011 By: Nirnimesh Kumar Basak
Which pair of quantities is not proportional?
(A) angle of incidence and angle of refraction for light entering a glass block
(B) current and potential difference for a resistor at constant temperature

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Expert Reply
Mon February 14, 2011
Dear student
(A) angle of incidence and angle of refraction for light entering a glass block.
These quantities are not proportional to each other; though their ratio for a given pair of media is always constant.
Hope this helps.
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