lb 에서 jin 변환기 - 파운드 에서 근

Conversion derivation

Express both lb and jin in the same base unit kg (kilogram), then cancel the shared base unit.

1. 1

   Rewrite lb in the base unit

   $$1\mathrm{lb}=0.45359237\mathrm{kg}$$
2. 2

   Rewrite jin in the base unit

   $$1\mathrm{jin}=0.5\mathrm{kg}$$
3. 3

   Forward conversion

   $$\begin{array}{rl}1\mathrm{lb}& =\frac{0.45359237\cancel{\mathrm{kg}}}{0.5\cancel{\mathrm{kg}}}\times 1\mathrm{jin}\\ & =\frac{0.45359237}{0.5}\mathrm{jin}\\ & =0.90718474\mathrm{jin}\end{array}$$
4. 4

   Reverse conversion

   $$\begin{array}{rl}1\mathrm{jin}& =\frac{0.5\cancel{\mathrm{kg}}}{0.45359237\cancel{\mathrm{kg}}}\times 1\mathrm{lb}\\ & =\frac{0.5}{0.45359237}\mathrm{lb}\\ & =1.10231131092\mathrm{lb}\end{array}$$