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प्रश्न
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संबंधित प्रश्न
A simple microscope is used by watch repairers. Give reason.
Define the following term in the context of spherical mirrors:- Centre of curvature
Complete the following sentence:
All the distances are measured from the .......... of a spherical mirror.
A 50 cm tall object is at a very large distance from a diverging lens. A virtual, erect and diminished image of the object is formed at a distance of 20 cm in front of the lens. How much is the focal length of the lens?
Mention the types of mirrors used as (i) rear view mirrors, (ii) shaving mirrors. List two reasons to justify your answers in each case.
What is a spherical mirror?
The diagram below in Figure, shows a convex mirror. C is its centre of curvature and F is its focus. (i) Draw two rays from A and hence locate the position of image of object OA. Label the image IB. (ii) State three characteristics of the image.
State whether the image in part (a) is real or virtual?
Name the two types of spherical mirrors.
