A steel bar 20mm Dia. and 250 mm long is subjected to tensile load. Determine the length of the bar when the axial stress is 420 MPa given that the elastic modulus of the bar material is 200 GPa. Select one: O A. 255.0 mm O B. 249.575 mm O C. 250.525 mm O D. 252.125

A steel bar 20mm Dia. and 250 mm long is subjected to tensile load. Determine the length of the bar when the axial stress is 420 MPa given that the elastic modulus of the bar material is 200 GPa. Select one: O A. 255.0 mm O B. 249.575 mm O C. 250.525 mm O D. 252.125

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

A steel bar 20mm Dia. and 250 mm long is subjected to tensile load. Determine the length of the bar when the axial
stress is 420 MPa given that the elastic modulus of the bar material is 200 GPa.
Select one:
O A. 255.0 mm
O B. 249.575 mm
O C. 250.525 mm
O D. 252.125

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