Q3) A mast structure with elastic stiffness, kel = 20000 kN/m and 50 t mass is under an earthquake force with 5 cm maximum deflection at the top of the structure. If the plastic stiffness capacity of observation is 200 kN, find the ductility reduction factor Ru, uy and Umax for this structure.

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Civil Engineering
Q3) A mast structure with elastic stiffness, ke 20000 kN/m and 50 t mass is under an
earthquake force with 5 cm maximum deflection at the top of the structure. If the plastic
stiffness capacity of observation is 200 kN, find the ductility reduction factor Ru, uy and umax
for this structure.
Transcribed Image Text:Civil Engineering Q3) A mast structure with elastic stiffness, ke 20000 kN/m and 50 t mass is under an earthquake force with 5 cm maximum deflection at the top of the structure. If the plastic stiffness capacity of observation is 200 kN, find the ductility reduction factor Ru, uy and umax for this structure.
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