why 10 is (-) in the case of convex mirror ?????
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4
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Because we keep the objects always in the left hand side and the distance of the object will be always negative.. Either it is concave or convex MIRROR..
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1
Answer:
the image formed is real i.e it can be obtained on a screen . so d will be some cm or m inside the screen ( mirror ) in that case the distance is in virtual word because we cannot move to that distance , thus always distance in virtual world is (-ve ) and in real world (+ ve )
also
because light and object are coming from same direction so the distance is negative . the 1st answer above is usualy for College students not in Xth
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