Concave and Convex Lenses

Auteur :Dr Mark Fernihough, Tom Walsh

Move the tip of the "Object" arrow to move the object. Move the point named " Focus' " to change the focal length. Move the point named " Focus' " to the right side of the lens to change to a concave lens.

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MC #2
Question 6c
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畫三角形

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Refleksi Bidang terhadap Sumbu Y
NO CLUE
Untitled
Angles in the Unit Circle
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Statistiques
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