V总=3.14*0.1*0.1*50=1.57m3
V铝=3.14*0.01*0.01*50=0.0157m3
v冰=1.57-0.0157=1.5543m3
M冰=p冰*V冰=1.5543*0.9*10*10*10=1398.87kg
1千克力=10牛顿
重力增加1398.87*10=13988.7N
V总=3.14*0.1*0.1*50=1.57m3
V铝=3.14*0.01*0.01*50=0.0157m3
v冰=1.57-0.0157=1.5543m3
M冰=p冰*V冰=1.5543*0.9*10*10*10=1398.87kg
1千克力=10牛顿
重力增加1398.87*10=13988.7N