浮力计算题某热气球的体积50米3,气球的外壳及壳内气体总重220牛,求这只气球最多能提升多重的物体?（空气的密度是1.29千克/米3)
2019-04-18
浮力计算题
某热气球的体积50米3,气球的外壳及壳内气体总重220牛,求这只气球最多能提升多重的物体?（空气的密度是1.29千克/米3)
优质解答
G=F-G1
=PgV-220N
=1.29*9.8*50N-220N
=632.1N-200N
=432.1N
G=F-G1
=PgV-220N
=1.29*9.8*50N-220N
=632.1N-200N
=432.1N