Advertisements
Advertisements
प्रश्न
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
विकल्प
Retraces its path
Passes through the focus
Passes through the pole
Becomes parallel to the principal axis.
Advertisements
उत्तर
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray : Retraces its path
APPEARS IN
संबंधित प्रश्न
A simple microscope is used by watch repairers. Give reason.
A concave mirror always forms a real image.
A ray of light strikes a plane mirror at an angle of 40° to the mirror surface. What will be the angle of reflection?
What type of image is formed:
in a plane mirror?
Name the kind of mirror used to obtain :
A real and enlarged image
When an object of height 1 cm is kept at a distance 4 cm from a concave mirror, its erect image of height 1.5 cm is formed at a distance 6 cm behind the mirror. Find the focal length of mirror, by drawing.
Define the following term in relation to concave mirror.
Center of curvature
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
Complete the following diagrams shown in the following figures by drawing the reflected rays.
Assertion: Incident ray is directed towards the centre of curvature of spherical mirror. After reflection it retraces its path.
Reason: Angle of incidence (i) = Angle of reflection (r) = 0°
