A glass sphere, refractive index 1.5 and radius 10 cm, has a spherical – McqOptions

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1.	A glass sphere, refractive index 1.5 and radius 10 cm, has a spherical cavity of radius 5 cm concentric with it. A narrow beam of parallel light is directed into the sphere. Find the final image and its nature.
A.	25 cm left of \[{{S}_{4}},\]virtual
B.	25 cm right of \[{{S}_{4}},\]real
C.	15 cm left of \[{{S}_{4}},\]virtual
D.	20 cm right of \[{{S}_{4}},\]virtual
Answer» B. 25 cm right of \[{{S}_{4}},\]real

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