= F - F(c)
F = 300 кН = 3a = 0.1 м\с^2
00000 Н
F(c) = 100 кН = 100000Н
ma
m - ?
-------------------------------
m = (F - F(c))/a = (300000 - 100000)/0.1 = 2000000 кг = 2000т
a = 0.1 м\с^2
F = 500 кН = 500000 Н
F(c) = 50 кН = 50000Н
m - ?
ma = F - F(c)
m = (F - F(c))/a = (500000 - 50000)/0.1 = 4500000 кг = 4500т