Concave and Convex Lenses

Author: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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Graphical solution of ax² + bx + c = k
Level Curves
רישום חופשי
bewijs stelling van Pythagoras
Toroidal Spiral

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Tess 1.5
Angle Side Side_Yong&Schmidt
đồ thị coiong suất
Decimal division by10- CUEBA0014
Points in 3D Coordinate System

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Circle
Rectangle
Geometric Mean
Tangent Function
Parallelogram