A ray light incident on a lens parallel to its principal axis, after refraction passes through or appears to come from :

(a) its first focus

(b) its optical centre

(c) its second focus

(d) the centre of curvation of its second surface.

Open in App

Solution

A ray light incident on a lens parallel to its principal axis, after refraction passes through or appears to come from its second focus. So the correct choice is (c).

Suggest Corrections

Similar questions

A ray of light after refraction through a lens emerges parallel to the principal axis of the lens. The incident ray passes through :

(a) its optical centre

(b) its first focus

(d) the centre of curvature of the first surface.

For an incident ray directed towards centre of curvature of a spherical mirror, the reflected ray :

(a) retraces its path

(b) passes through the focus

(d) becomes parallel to the principal axis.

Join BYJU'S Learning Program