SOAL UJIAN MID SEMESTER (Bukan Uiian Perbaikan)Mata Kuliah: MEKANIKA KEKUATAN BAHANWaktu : 120 menit

l. Due to the applied loading, the element at point A on the solid cylinder is subjected to thestate of stress shown. Determine : (a). the principal stresses acting at this point, (b). the stateof stress at the point on another element oriented 30o clockwise fiom the position, (c).maximum shearing stress and its orientation.

ar:50 Mpa

o,:80 Mpa

t,r:25 Mpa

A 160-kN force is applied at the end of a W200 x 52 rolled-steel beam. Neglecting the etTectsof fillets an