Question

an aluminium wire of length 2m and diameter 2mm is suspended from a ceiling A mass of 10kg is attached at the free end calculate 1)the extension produced
2)the elastic energy stored in the wire
Youngs modulous of aluminium =7×10^10 N/m^2​

Answer 1

Explanation:

A load of 10 kg is suspended by a metal wire 3 m long and having a cross - sectional are 4 mm^2 . Find (a) the stress (b) the strain and (c) the elongation. ...