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The direction of ray of light incident on a concave mirror is shown by \mathrm{PQ} while directions in which the ray would travel after reflection is shown by four rays marked \mathrm{1, 2, 3} and \mathrm{4} (figure). Which of the four rays correctly shows the direction of reflected ray?

Option: 1

1


Option: 2

2


Option: 3

3


Option: 4

4


Answers (1)

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The \mathrm{PQ} ray of light passes through focus \mathrm{F} and incident on the concave mirror, after reflection the ray, should become parallel to the principal axis and shown by ray - \mathrm{2} in the figure.

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Ritika Jonwal

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