Q&A

Convex? (3)2. A test card of an optician is situated 1.5m behind the eyes of

Convex?
(3)2. A test card of an optician is situated 1.5m behind the eyes of a patient who is looking through aplane mirror 2m away from him. What is the distance between him and the image of test card?(See diagram)(3)Test1.5 m2 m​

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