Формула де Бройля: р=h/λ. h - постоянная Планка, она равна 6,63·10∧(-34). Перевод в СИ: λ = 5·10∧(-7) м.
р = (6,63·10∧(-34))/(5·10∧(-7) ) = 1,326·10∧(-27) кг·м/с
2. I might see you tomorrow
3. Sarah might forget to phone.
4. It might snow today.
5. I might be late tonight.
7. Mark might not be here next week.
8. I might not have time to go out.
P=m*g/S=250*10/0,1=25000 Па
V=S/t=680/2=340 м/с
L=V/v=340/1000=0,34 м
Действует сила Архимеда.
Fa=Pмолока*1V/4*g(9.8)