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प्रश्न
The focal length of a convex mirror is equal to its radius of curvature.
विकल्प
True
False
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उत्तर
False.
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संबंधित प्रश्न
Find the focal length of a convex mirror whose radius of curvature is 32 cm.
Which type of mirror has:
positive focal length?
Which mirror always produces a virtual, erect and diminished image of an object?
State three characteristics of the image formed by a convex mirror.
An object is placed at a distance of 10 cm from a convex mirror of focal length 5 cm.
(a) Draw a ray-diagram showing the formation image
(b) State two characteristics of the image formed
(c) Calculate the distance of the image from mirror.
An object is placed at a distance of 6 cm from a convex mirror of focal length 12 cm. Find the position and nature of the image.
Write true or false
At the point of incidence, a line drawn at right angles to the surface, separating the two media, is called the normal.
The diagram given below in fig shows a ray of light AO falling on a surface separating two media. Draw the refracted ray in each, case.
The nature of image formed by a convex mirror when the object distance from the mirror is less than the distance between pole and focal point (F) of the mirror would be ______.
Which type of mirror is used in the following?
Street lights
