vesztegetés Között fordulj meg focal length of biconvex lens Hajótörés szomorú vákuum
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schoolphysics ::Welcome::
List four precautions a student should observe while determining the focal length of a given convex lens by obtaining the image of a distant object on a screen.
practical physics: experiment 15: THE FOCAL LENGTH OF A CONVEX LENS
practical physics: experiment 15: THE FOCAL LENGTH OF A CONVEX LENS