F- 3 kN 500 mm P = 2.8 kN y Figure Q1 400 mm A z Figure Q1 shows one 'L’shaped beam ACD which is built -in at one end. It is loaded with load F=2.5kN at its free end D and with load P= 3.5kN at point C. The beam has solid round cross-section with diameter of 100 mm. The beam is made of steel with E= 200 GPa and v= 0.3. Use point B as the critical point to be analysed a) Calculate the respective stresses values and draw the stress element at point B in the x-y direction. b) Calculate and draw the principal stress element & maximum shear stress element. c) If a strain gauge is fixed at point B at -20 degrees from the x-direction, calculate its value.
F- 3 kN 500 mm P = 2.8 kN y Figure Q1 400 mm A z Figure Q1 shows one 'L’shaped beam ACD which is built -in at one end. It is loaded with load F=2.5kN at its free end D and with load P= 3.5kN at point C. The beam has solid round cross-section with diameter of 100 mm. The beam is made of steel with E= 200 GPa and v= 0.3. Use point B as the critical point to be analysed a) Calculate the respective stresses values and draw the stress element at point B in the x-y direction. b) Calculate and draw the principal stress element & maximum shear stress element. c) If a strain gauge is fixed at point B at -20 degrees from the x-direction, calculate its value.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:F- 3 kN
500 mm
P = 2.8 kN
y
Figure Q1
400 mm
A z
Figure Q1 shows one 'L’shaped beam ACD which is built -in at one end. It is loaded with
load F=2.5kN at its free end D and with load P= 3.5kN at point C. The beam has solid round
cross-section with diameter of 100 mm. The beam is made of steel with E= 200 GPa and v=
0.3. Use point B as the critical point to be analysed
a) Calculate the respective stresses values and draw the stress element at point B in
the x-y direction.
b) Calculate and draw the principal stress element & maximum shear stress element.
c) If a strain gauge is fixed at point B at -20 degrees from the x-direction, calculate
its value.
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