SITUATION F ( 18-20 ) A round, prismatic steel bar (E = 210 GPa) of length L= 2.0 m and diameter d = 15 mm hangs vertically from a support at its upper end . A sliding collar of mass m = 20 kg drops from a height h = 150 mm onto the flange at the lower end of the bar without rebounding. 18. Calculate the maximum elongation of the bar due to the impact d = 15 mm C. 1.32 mm A. 1.79 mm B. 1.42 mm D. 1.19 mm L=2.0 m 19. determine the corresponding impact factor. M = 20 kg A. 169 В. 132 С. 88 D. 182 h = 150 mm 20. Calculate the maximum tensile stress in the bar. A. 188 MPa B. 142 MPa C. 96 MPa D. 112 MPa

SITUATION F ( 18-20 ) A round, prismatic steel bar (E = 210 GPa) of length L= 2.0 m and diameter d = 15 mm hangs vertically from a support at its upper end . A sliding collar of mass m = 20 kg drops from a height h = 150 mm onto the flange at the lower end of the bar without rebounding. 18. Calculate the maximum elongation of the bar due to the impact d = 15 mm C. 1.32 mm A. 1.79 mm B. 1.42 mm D. 1.19 mm L=2.0 m 19. determine the corresponding impact factor. M = 20 kg A. 169 В. 132 С. 88 D. 182 h = 150 mm 20. Calculate the maximum tensile stress in the bar. A. 188 MPa B. 142 MPa C. 96 MPa D. 112 MPa

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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SITUATION F ( 18-20 ) A round, prismatic steel bar (E = 210 GPa) of length L=2.0 m and diameter d = 15
mm hangs vertically from a support at its upper end . A sliding collar of mass m = 20 kg drops from a height h
= 150 mm onto the flange at the lower end of the bar without rebounding.
18. Calculate the maximum elongation of the bar due to the impact
d = 15 mm
C. 1.32 mm
A. 1.79 mm
В. 142 mm
D. 1.19 mm
L= 2.0 m
19. determine the corresponding impact factor.
M = 20 kg|
A. 169
В. 132
С. 88
D. 182
h = 150 mm
20. Calculate the maximum tensile stress in the bar.
A. 188 MPa
В. 142 МРа
C. 96 MPa
D. 112 MPa

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