Question

CASE STUDY:
A spherical mirror produces an image of magnification -l on a screen placed at a distance of 50 cm from the minor.
(1) Which of the following type of muror is used in above lines?
(a) Convex mirror
(b) Contave mrror
(c) Plane mimor
(d) none of these

(ii) The distance of the image from the object is
(a) 0 cm
(b) 10 cm
(c)50 cm
(d) 100 cm

(iii) The focal length of the mirror is
(a) - 10 cm
(b) -15 cm
(c) -20 cm
(d) -25 cm

(iv) Rays from Sun converge at a point 15 om in front or a concave mirror. Where should an object be placed so that size of
its image is equal to the size of the object
(a) is om in front of the mirror
(b) 30 om in front of the mirror
(c) Between 15 cm and 30 om in front of the nor
(d) More than 30 cm in front of the mirror
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Answer 1

Answer:

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Answer 2

Answer:

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