"mg\\cdot 0.3+F_1\\cdot0.15=F_2\\cdot0.45"
"mg\\cdot 0.3+\\frac{M}{1.2}\\cdot0.3\\cdot g\\cdot0.15=\\frac{M}{1.2}\\cdot0.9\\cdot g\\cdot0.45"
"0.125\\cdot 0.3+\\frac{M}{1.2}\\cdot0.3\\cdot0.15=\\frac{M}{1.2}\\cdot0.9\\cdot0.45\\to"
"M=0.125\\ (kg)" . Answer
Comments
Leave a comment