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प्रश्न
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उत्तर
Height of object = 5 cm.
Distance of object = 30 cm.
Focal length of mirror = 40 cm.
Image is virtual, erect, and magnified.
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Pole
Define the following term in the context of spherical mirrors:- Principal focus
Write the formula for a lens connecting image distance (v), object distance (u) and the focal length (f). How does the lens formula differ from the mirror formula?
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.
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
Name the kind of mirror used to obtain :
A real and enlarged image
Draw a ray diagram in each of the following cases to show the formation of image, when the object is placed :
(i) between the optical centre and principal focus of a convex lens.
(ii) anywhere in front of a concave lens.
(iii) at 2F of a convex lens.
State the signs and values of magnifications in the above-mentioned cases (i) and (ii).
Define the following term:
spherical mirror
Define the following term in relation to concave mirror.
Radius of curvature
