Question: Three steel rods ( E = 2 0 0 GPa ) support a 4 8 - k N load P . Each of the rods

Three steel rods (E=200GPa) support a 48-kN load P. Each of the rods AB and CD has a 200-mm2 cross-sectional area,
and rod EF has a 625-mm2 cross-sectional area. Neglect the deformation of bar BED.
Determine the change in length of rod EF.
The change in length of rod EF is
mm.
Three steel rods ( E = 2 0 0 GPa ) support a 4 8

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