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प्रश्न
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उत्तर
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal focus
Explain the following term related to spherical lenses: focal length
An object 5 cm high is placed at a distance 60 cm in front of a concave mirror of focal length 10 cm. Find the position and size of the image.
Select the correct option:
Which mirror is used in periscope?
Define the following term in relation to concave mirror.
Principal axis
A concave mirror can be used to produce a parallel beam of light. Draw a ray to illustrate this.
The diagram below shows the parallel rays incident on a convex mirror. C is the centre of the curvature of the mirror. By drawing the paths of the reflected rays, label the focus F and hence find the focal length of the mirror.
The distance from the pole to the focus is called ______.
