List the cartesian sign conventions
Asked by aakashpachisia1488 | 14th Nov, 2010, 11:14: AM
Sign conventions :
1. All distances are measured from the pole.
2. Distance measured in the direction of incident ray are taken as positive.
3. Distances measured in the direction opposite to that of incident ray are taken as negative.
4. in case of a real image, distance of image is taken as negative and incase of a virtual image, v is taken as positive.
We hope this clarifies your doubt.
Answered by | 14th Nov, 2010, 02:48: PM
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