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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
A 2.0 cm tall object is placed 40 cm from a diverging lens of focal length 15 cm. Find the position and size of the image.
Define the terms pole, principal axis and centre of curvature with reference to a spherical mirror.
Name the kind of mirror used to obtain:
A virtual and diminished image
The focal length of a concave mirror is 10 cm. Find its radius of curvature.
A point light source is kept in front of a convex mirror at a distance of 40 cm. The focal length of the mirror is 40 cm. Find the position of image.
The boxes in figure (a, b, c) represent mirrors; insert a mirror which will reflect the incident ray as shown in the diagram.
Draw a ray diagram to show that a convex mirror has a wider field of view.
