Advertisements
Advertisements
प्रश्न
Define the following term in relation to concave mirror.
Center of curvature
Advertisements
उत्तर
The centre of a hollow sphere of which the mirror forms a part is called the centre of curvature.
APPEARS IN
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.
A ray of light is incident on a plane mirror at an angle of 30°. What is the angle of reflection
Name the spherical mirror which can produce a virtual and diminished image of an object.
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
For what position of object, the image formed by a concave mirror is magnified and erect?
What is the relation between focal length and radius of curvature of a concave mirror?
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.
The radius of curvature of a spherical mirror is 18 cm. What is the focal length of this mirror?
