Optics 2 Question 8

8. A point object is placed at the centre of a glass sphere of radius $6 cm$ and refractive index 1.5. The distance of the virtual image from the surface of the sphere is

$(2004,2 M)$

(a) $2 cm$

(b) $4 cm$

(c) $6 cm$

(d) $12 cm$

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Answer:

Correct Answer: 8. (c)

Solution:

  1. When the object is placed at the centre of the glass sphere, the rays from the object fall normally on the surface of the sphere and emerge undeviated.


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