The state of stress at a point in a solid is given as 10 5 5 7 xy MPa. Consider a plane passing through this point with normal vector n = (1/ √ 2)ex + (1/ √ 2)ey. What are the normal and shear stresses on this plane?

Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.

What precautions should you take to prevent injuries when dealing with heavy loads?

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false