Question

2 a,(ksi)t -0.003 09 -0.005 -0.002 0.002 0.005 E, (in/in) 0.004 09 E, (plot) (in/in) Fig. (b) (e) Fig. (c) Given the axial strain diagram (Fig. (b)) that varies linearly from 0.004 at bottom fiber to -0.003 at top fiber. The material stress-strain curve is as shown on the right hand side (Fig. (c)). It is required: (1) Plot the axial stress diagram corresponding to the given axial strain diagram. (2) Find the magnitude of the compressive force acting on the upper flange.

Answer 1

Answer

Answes 6in 6in -oaB Ex (Plot)(inlin Go -O ao5 O oo2 O ao2 -60 Fi3cc)

Anal diogram Stress Aial Stress: the anial foice actir of measure Anial stress is a acting beam quontitotvely measuing thentenal force on o membe is in within the Stress means the beam Compsessive beam is in tensin com Psession vS- tensie the stress which means This anfal stresS Called os diagram Gn=-ooa3 EN--O.002 E O oo2 GoKsi En o cou a:G0KS 2) compoessive force at uppes fange compressive FoYce X aca of Flange : -Goksi x(6x2) -Go x 12 = -720 Lb