question archive A steel wire 2
A steel wire 2
Subject:Mechanical EngineeringPrice:2.86 Bought8
A steel wire 2.4 m long has a diameter of 1.52 mm. It is hung vertically, fixed secured at the top to the ceiling, and a 13.4 kg mass attached to the bottom. If the steel wire extends only elastically, by how much does the steel wire stretch, in mm, if Young's modulus for the steel is 210 GPa? [Assume g=9.8 ms-2.
