An air bubble in a glass sphere having 4 cm diameter appears 1 cm from – McqOptions

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1.	An air bubble in a glass sphere having 4 cm diameter appears 1 cm from surface nearest to eye when looked along diameter. If \[_{a}{{\mu }_{g}}=1.5,\] the distance of bubble from refracting surface is
A.	1.2 cm
B.	3.2 cm
C.	2.8 cm
D.	1.6 cm
Answer» B. 3.2 cm

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