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(a) 0 degree
(b) a convex mirror
(a) to make the image less bright than before
(d) All types of mirrors and lenses
(c) -10cm
The angle of incidence of any light ray passing through the centre of curvature of a spherical mirror is
(a) 0 degree
(a) 0 degree
See lessA full length image of a distant tall building can definitely be seen by using
(b) a convex mirror
(b) a convex mirror
See lessA concave mirror is used to form an image of the sun on a white screen. If the lower half of the mirror is covered with a black paper, the effect on the image formed on the screen would be
(a) to make the image less bright than before
(a) to make the image less bright than before
See lessIn which of the following the image of an object placed at infinity will be highly diminished and point sized?
(d) All types of mirrors and lenses
(d) All types of mirrors and lenses
See lessan object is placed at a distance of 15cm from a concave mirror and its real image is formed at 30cm in front of that mirror. The focal length of the mirror is
(c) -10cm
(c) -10cm
See less