A steel bar with a rectangular cross-section 50 mm×30 mm and length 0.6 m is subject to an axial tensile load of 200 kN. If the steel has a tensile modulus of 210 GPa, what is the strain energy stored...

A steel bar with a rectangular cross-section 50 mm×30 mm and length 0.6 m is subject to an axial tensile load of 200 kN. If the steel has a tensile modulus of 210 GPa, what is the strain energy stored in the bar?

What heat is required to change 10 kg of ice into liquid water at 0°C if the specifc latent heat of fusion is 335 kJ/kg?