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
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd05b25ff-de5e-4d40-8c82-d97aad483ca4%2F255627e1-a200-47d0-8956-111e050be48a%2F2cthdh_processed.png&w=3840&q=75)
Transcribed Image Text: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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