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A solid rod has a diameter of 20 mm and is 600 mm long. It is made of a material that can be modeled by the stress–strain diagram shown in the figure below. If it is used as a pin-supported column, de...

Read MoreA single point with mass m is vibrating harmonically. The displacement x from point of balance is governed by the differential equation where ω is a positive constant. a) Show that...

Read MoreA single point with mass m is vibrating harmonically. The displacement x from point of balance is governed by the differential equation where ω is a positive constant. b) What is t...

Read MoreThe friction coefficient is c1=0.2 between two bodies A,B. The friction coefficient is c2=0.18 between body B and the ground. If mass mA=0.5kgr and mB=1kgr , what is the minimum force P so that the tw...

Read MoreA simple beam pinned at two ends is loaded as shown in the figure. Calculate the required section modulus S if σallow =1500 ΚΝ/m2, L =24 m, P =2000 KN, and q = 400 KN/m. Solution The r...

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