1) ν = A/h, A = ν*h = c*h/λ = 3*10^8*6.6*^10-34/(275*10^-9) = 0.72*10^-19 Дж
2) hν = A + Ek, Ek = hν - A = 6.6*10^-34*3*10^8/(180*10^-9) - 0.72*10^-19 = 10.28*10^19 Дж
3) Ek = m*v^2/2
v = ≈ 1.5*10^6 м/с
1) ν = A/h, A = ν*h = c*h/λ = 3*10^8*6.6*^10-34/(275*10^-9) = 0.72*10^-19 Дж
2) hν = A + Ek, Ek = hν - A = 6.6*10^-34*3*10^8/(180*10^-9) - 0.72*10^-19 = 10.28*10^19 Дж
3) Ek = m*v^2/2
v =
≈ 1.5*10^6 м/с