Metal Forming CAE Lab Department of Mechanical Engineering

단위와 차원 Metal Forming CAE Lab. Department of Mechanical Engineering Gyeongsang National University, Korea Metal Forming CAE Lab. , Gyeongsang National University

관련 예제 1. 밀도 = 0. 001 kg/cm 3 를 공학단위(kg, m, s)로 표현하라. 단, g = 10 m/s 2 로 간주하라. = 0. 001 kgm/cm 3 = 0. 001 kgf /(g 10 -6 m 3) = 100 kg · s 2/m 4 = 100 kg · s 2·m-4 2. 1 poise = 1 dyn · s/cm 2 를 공학단위(kg, m, sec)로 표현하라. 단, g = 10 m/s 2 로 간주하라. 1 poise = 1 dyn · s/cm 2 = 1 g · cm/s 2 · s/cm 2 = 1 g/(cm · s) = 10 -3 kg/(10 -2 m · s) = 10 -1 kgf/(m · s · g) = 10 -2 kgf · s/m 2 = 10 -2 kg · s · m-2