Can, This transparent overflow can is graduated to 125ml and includes an attached spout. Made of clear acrylic, the can measures 5.5cm I.D. X 7cm high with a wall thickness of 3mm.
Hookes Law, set of 5 springs with different spring constants, forces required for 1cm extension are 0.25N, 0.5N, 1N, 1.5N, and 2.5N respectively, Pre-stress has been removed for accurate results, With a hook to support a weight hanger and a red arrow to indicate position