1) what is the object which partially allows the light a) transperent b) translucent c) opaque 2) how many types of sperical mirrors a) 2 b) 4 c) 5 3) which one is called as divergent mirror a) concave b) plane c) convex 4) which mirror is bulged inside a) plane b) concave c) convex 5) what will happend when a ray is parallel to the principal axis a) hits the pole b) passes through center of curvature c) pass through the mirror d) passes through focus 6) where will the image will form if the objet is placed  at focus a) beyoned c b) behind the screen c) between c and f d) at infinity 7) all images formed in concave mirror will be real and inverted excep the sixth case a) true b) false c) none of the above d) can't say 8) which mirror is used at shopping malls to get a view of large area a) plane mirror b) concave mirror c) convex mirror d) none of the above 9) which mirror is used in car headlight a) concave b) convex c) plane d) all of the above

light chapter class 10

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