SW-2922 - ESAW Elongation of Spring Apparatus 

A spiral spring of 15mmdiameter and 10cmis firmly attached to a rigid clamp of a stand at its upper and with the help of a chucknut. A sloped weight(50×5 gm set) is attached to its lower end. A pointer is fixed in a horizontal position at the lower end of the spring just above the hanger. A half-meter scale is fixed vertically in the same stand. It is kept in front of the pointer such that the p of the pointer moves just over the scale without touching it. Supplied with 50 × 5gm sloped weight.