[" Iarge glass slab "(mu=5/3)" of thickn...

[" Iarge glass slab "(mu=5/3)" of thickness "8cm" is placed over a point source of light on a plane sufface."],[" is seen that light emerges out of the top surface of the slab from a circular area of radius "Rcm" ."],[" What is the value of "R" ? "],[[" 4) "6," (B) "12],[" () "3," (D) "8]]

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[" Iarge glass slab "(mu=5/3)" of thickness "8cm" is placed over a point source of light on a plane sufface."],[" is seen that light emerges out of the top surface of the slab from a circular area of radius "Rcm" ."],[" What is the value of "R" ? "],[[" 4) "6," (B) "12],[" () "3," (D) "8]]

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