282025 A concave mirror of focal length ' $f_1$ ' is placed at a distance ' $d$ ' from a convex lens of focal length ' $f_2$ '. A parallel beam of light coming from infinity parallel to principal axis falls on the convex lens and then after refraction falls on the concave mirror. If it is to retrace the path, the distance ' $d$ ' should be
282029
A source is placed at a distance of $25 \mathrm{~cm}$ from a convex lens of focal length $15 \mathrm{~cm}$ (see the figure below). At what distance should a convex mirror of focal length $12 \mathrm{~cm}$ be placed so that the image is formed at the source?

282025 A concave mirror of focal length ' $f_1$ ' is placed at a distance ' $d$ ' from a convex lens of focal length ' $f_2$ '. A parallel beam of light coming from infinity parallel to principal axis falls on the convex lens and then after refraction falls on the concave mirror. If it is to retrace the path, the distance ' $d$ ' should be
282029
A source is placed at a distance of $25 \mathrm{~cm}$ from a convex lens of focal length $15 \mathrm{~cm}$ (see the figure below). At what distance should a convex mirror of focal length $12 \mathrm{~cm}$ be placed so that the image is formed at the source?

282025 A concave mirror of focal length ' $f_1$ ' is placed at a distance ' $d$ ' from a convex lens of focal length ' $f_2$ '. A parallel beam of light coming from infinity parallel to principal axis falls on the convex lens and then after refraction falls on the concave mirror. If it is to retrace the path, the distance ' $d$ ' should be
282029
A source is placed at a distance of $25 \mathrm{~cm}$ from a convex lens of focal length $15 \mathrm{~cm}$ (see the figure below). At what distance should a convex mirror of focal length $12 \mathrm{~cm}$ be placed so that the image is formed at the source?

282025 A concave mirror of focal length ' $f_1$ ' is placed at a distance ' $d$ ' from a convex lens of focal length ' $f_2$ '. A parallel beam of light coming from infinity parallel to principal axis falls on the convex lens and then after refraction falls on the concave mirror. If it is to retrace the path, the distance ' $d$ ' should be
282029
A source is placed at a distance of $25 \mathrm{~cm}$ from a convex lens of focal length $15 \mathrm{~cm}$ (see the figure below). At what distance should a convex mirror of focal length $12 \mathrm{~cm}$ be placed so that the image is formed at the source?

282025 A concave mirror of focal length ' $f_1$ ' is placed at a distance ' $d$ ' from a convex lens of focal length ' $f_2$ '. A parallel beam of light coming from infinity parallel to principal axis falls on the convex lens and then after refraction falls on the concave mirror. If it is to retrace the path, the distance ' $d$ ' should be
282029
A source is placed at a distance of $25 \mathrm{~cm}$ from a convex lens of focal length $15 \mathrm{~cm}$ (see the figure below). At what distance should a convex mirror of focal length $12 \mathrm{~cm}$ be placed so that the image is formed at the source?
