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Explain the following term related to spherical lenses:- aperture
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror or convex mirror)?
How is a spherical mirror used to diverge a beam of light from a point? Name the type of mirror used.
Which are the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain with the help of suitable ray diagrams.
State the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain your answer with the help of suitable ray diagrams.
Discuss the position and nature of image formed by a concave mirror when an object is moved from infinity towards the pole of mirror.
An object of height 2 cm is placed at a distance of 20 cm in front of a concave mirror of a focal length of 12 cm. Find the position, size, and nature of the image.
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
