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A steel bar of 100 mm length tapers from 12 mm × 10 mm from one end to 30 mm × 20 mm at the other. If the stress in the bar is not to exceed 100 MPa, find the magnitude of the axial force (P). Also find the change in its length. Take E as 200 GPa.

Question-AnswerCategory: Strength of MaterialsA steel bar of 100 mm length tapers from 12 mm × 10 mm from one end to 30 mm × 20 mm at the other. If the stress in the bar is not to exceed 100 MPa, find the magnitude of the axial force (P). Also find the change in its length. Take E as 200 GPa.
Kristin asked 4 months ago

A steel bar of 100 mm length tapers from 12 mm × 10 mm from one end to 30 mm × 20 mm at the other. If the stress in the bar is not to exceed 100 MPa, find the magnitude of the axial force (P). Also find the change in its length. Take E as 200 GPa.

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