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OpenStudy (anonymous):

physical sceince

OpenStudy (anonymous):

if n is the refractive index of a medium then the critical angle is given by tan i =1/n

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

no.sorry its sin i not tan i.........my mistake

OpenStudy (anonymous):

yes i guess u r ryt.....i dont know the angle for that value of sin

OpenStudy (anonymous):

then it must be fine

OpenStudy (anonymous):

ur welcome

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