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Question : 22
Total: 36
It is desired to obtain an erect image of an object, using concave mirror of focal length of 12 cm
(i) What should be the range of distance of an object placed in front of the mirror ?
(ii) Will the image be smaller or larger than the object. Draw ray diagram to show the formation of image in this case.
(iii) Where will the image of this object be, if it is placed24 cm
Show the positions of pole, principal focus and the centre of curvature in the above ray diagrams.
(i) What should be the range of distance of an object placed in front of the mirror ?
(ii) Will the image be smaller or larger than the object. Draw ray diagram to show the formation of image in this case.
(iii) Where will the image of this object be, if it is placed
Show the positions of pole, principal focus and the centre of curvature in the above ray diagrams.
Solution:
(i) The range of distance should be 0 cm 12 cm
(ii) The image will be larger than the object.
24 cm
(ii) The image will be larger than the object.
(iii) Image will be formed at a distance of
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