One can find the modulus of rigidity and Young’s modulus for the material of wires by Searle’s method. The 30cm long wire under test is connected to two brass rods about 30cm long at their mid points by two screws fitted at the ends of the wire. The rods are suspended from hooks. Complete with three test wires with connecting screws.
It consists of an iron having length 16” and diameter 1”. The circular rod is graduated 15-0-15cm. The circular weight with thumb screw which fits into the rod is also provided.
: Stand for the rigidity apparatus