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प्रश्न
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संबंधित प्रश्न
One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer. A 4 cm tall object is placed perpendicular to its principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 15 cm. Find the nature, position and the size of the image.
An image formed by a ______ mirror is always of the same size as that of the object.
What is a spherical mirror?
What do you understand by the focus and focal length of a spherical mirror? Show them on the separate diagrams for each of a concave mirror and a convex mirror.
Explain the meaning of the terms focus and focal length in case of a convex mirror, with the help of suitable ray diagram.
Answer the following question:
Distinguish between the convex mirror and the concave mirror.
Complete the following diagrams shown in the below figure by drawing the reflected ray for each incident ray.
For a spherical mirror, ______ is true.
