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Question

What does the given figure indicate?
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A
A ray of light originated from principal axis after reflection will emerge parallel to principal axis in concave lens
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B
A ray of light passing through focus of concave lens will emerge parallel to principal axis
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C
A ray of light appear to meet at (F2) will emerge parallel to principal axis after refraction in concave lens
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D
A ray of light parallel to the principal axis after refraction goes way from principal axis by concave lens
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Solution

The correct option is D A ray of light appear to meet at (F2) will emerge parallel to principal axis after refraction in concave lens
In the given figure we see that a ray of light is incident on the concave lens going towards the principal focus (actually it will not meet F2 but is directed towards it) that is F2 of the concave lens and the refracted ray is parallel to the principal optical axis of the concave lens.

Answer-(C)

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