Quick Answer: The Hooke’s Law Apparatus is a steel extension spring with a mass hanger and slotted weights, hung from a steel support pillar beside a graduated scale with adjustable mirror backing, used to find the spring constant k.
Last updated: October 2026
Key Features
Powder-coated steel support pillar
Anodised aluminium graduated scale
Adjustable mirror backing on the scale to avoid parallax
Students add slotted weights to the hanger, read the extension against the mirror-backed scale and plot force against extension. The straight part of the graph gives the spring constant k, and further loading shows where the spring reaches its elastic limit. The Hooke’s Law Apparatus can be supplied on export terms to Malawi, Fiji, Portugal, Mozambique and Bahrain.
Frequently Asked Questions
Are weights included with the Hooke’s Law Apparatus?
Yes. It includes a mass hanger with a slot-weight set, along with the steel extension spring.
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