Question

# Write the mirror formula for the case of convex mirror. What are the assumptions made in this derivation?  [2 MARKS]

Solution

## Each point: 1 Mark   1. We know u=–ve   v=+ve   f=+ve   1f = 1v + 1−u     Therefore 1f = 1v - 1u   2. Assumption: The object is placed between the pole and infinity.

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