Piston-cylinder device contains 5 kg of steam. The steam undergoes an internal energy change of 40 kJ/kg. During that process, paddle wheel work of -50 kJ is done. Determine the amount of boundary work if the system is adiabatic?   a) 250 kJ b) 150 kJ c) -90 kJ d) -150 kJ e) 90 kJ

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Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.