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According to Cartesian sign convention, ...

According to Cartesian sign convention, in ray optics

A

All distances are taken negative

B

All distance in the direction of incident ray are taken positive

C

All distance are taken positive

D

All distances in the direction of incident ray are taken negative

Text Solution

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The correct Answer is:
B
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(a) Draw the ray diagram for the formation of image of an object by a convex mirror and use it (along with the sign convention) to derive the mirror formula. (b) Use the mirror formula to show that for an object, kept between the pole and focus of a concave mirror the image appears to be formed behind the mirror.