v0=0; v=20m/s б)v=v0+at; 20=0+2t; t=10s;
а)s=v0t+at^2/2; s=0+2*100/2; =100m;
в)v=v0+at; v=0+2*5=10m/s; s=v0t+at^2/2; s=10+2/2=11m;
v0=0; v=20m/s
б)v=v0+at; 20=0+2t; t=10s;
а)s=v0t+at^2/2; s=0+2*100/2; =100m;
в)v=v0+at; v=0+2*5=10m/s;
s=v0t+at^2/2; s=10+2/2=11m;