(Solution) Statics and Mechanics of Materials 2nd William F. Riley 2ÆÇ ¼Ö·ç¼Ç Àç·á ¹× ±â°è¿ªÇÐ 2ÆÇ, Àª¸®¾Ï F. ¶óÀϸ®ÀÇ ¼Ö·ç¼Ç STATICS AND MECHANICS OF MATERIALS, 2nd Edition RILEY, STURGES AND MORRIS Chapter 1 1-1 Calculate the mass m of a body that weighs 600 lb at the surface of the ea 2nd ..