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प्रश्न
Define Radius of curvature of the spherical mirror
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उत्तर
The distance between the centre of curvature and between the centre of curvature and pole. It is measured in meter or cm.
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संबंधित प्रश्न
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
Complete the following sentence:
All the distances are measured from the .......... of a spherical mirror.
A small object is placed 150 mm away from a diverging lens of focal length 100 mm.
(i) Copy the figure below and draw rays to show how an image is formed by the lens.
Figure
(ii) Calculate the distance of the image from the lens by using the lens formula.
Figure shows a concave mirror with its pole at P, focus F and centre of curvature C. Draw ray diagram to show the formation of image of an object OA.
Name the kind of mirror used to obtain :
A real and enlarged image
Which mirror will you prefer to use as a rear view mirror in a car : plane mirror or convex mirror? Give one reason.
Define the following term in relation to concave mirror.
Principal axis
Define the following term in relation to concave mirror.
Focal length
Define the following term in relation to concave mirror.
Aperture
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
Define the term Centre of curvature.
An object 10 cm high is placed at a distance of 20 cm in front of a spherical mirror of focal length 25 cm. By scale drawing find the nature, position, and magnification of the image in the following case:
Convex mirror
Complete the following diagrams shown in the below figure by drawing the reflected ray for each incident ray.
Which of the following has curved reflecting surface?
Define focal length.
Name the type of mirror used in the following situation:
Solar furnace
Support your answer with reason.
What is the focal length (f) of a mirror?
