engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Strength of Materials Simple Stress and Strain
A uniform cross-section bar of 20 mm diameter and 400 mm length is subjected to a tensile load of 50 KN. Take E - 200 GPa. Find the elongation on the bar:
1
0.318 mm
2
0.123 mm
3
0.231 mm
4
1.23 mm