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10490

T = 0 , ε 1/2εmax εmax.

10505

= At+Bt3, A = 6 /; B = 0,125 /3. <Δs/Δt> t1 = 2 c t2 = 6 .

11002

x = At+Bt2, A = 2 /, = -0,5 /2. t1 = 1 t2 = 3 .

11035

n = 5 1. Δt = 1 . ε N , .

11701

= 200 /. t = 1 , ? ?

12469

, t = 27 , 210 215 /.

12556

, , 11 3 .

12689

. , vx 60 65 / 300 305 /. .

12702

, , 10 4 . .

12703

, , 11 4 . .

12704

, , 11 5 . .

12705

, , 12 4 . .

12706

, , 14 3 . .

12707

, , 15 2 . .

12708

, , 15 3 . .

12709

, , 15 4 . .

12710

, , 17 5 . .

12711

, , 18 3 . .

12712

, , 19 4 . .

12713

, , 20 4 . .

13011

s = ABt + Ct² + Dt³ (A = 6 , = 3 /, = 2 /², D = 1 /³). t1 = 1 c t2 = 4 c 1) , 2) .

14102

Δ

14230

208. , 798-802 /, , 398-402 /.

14231

28. , 798-802 /, , 398-402 /.

14232

210. , 800-804 /, , 400-404 /.

14245

ΔN , V = 10 3, v1 = 0 v2 = 0,01v. n = 2,69·1019 3 . Nf(v) , Δ

14412

v0 = 9,8 /. h v t 0 ≤ t ≤ 2 0,2 .

15312

t = 5 v0 = 2 /. t1 , ?

15312

30 . , 2 ? ? .

15930

x = 270+12t. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 20 c, Δt = 2,0 c); 6) .

15931

x = 1,5t. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 10 c, Δt = 1,0 c); 6) .

15932

x = 2+0,4t2. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 40 c, Δt = 4,0 c); 6) .

15933

x = 10,2t2. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 30 c, Δt = 3,0 c); 6) .

15934

x = 0,4t2. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 20 c, Δt = 2,0 c); 6) .

15935

x = 2+5t. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 50 c, Δt = 5,0 c); 6) .

15936

x = 15010t. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 40 c, Δt = 4,0 c); 6) .

15937

x = 4000,6t. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 100 c, Δt = 10,0 c); 6) .

15938

x = 10t+0,4t2. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 20 c, Δt = 2,0 c); 6) .

15939

x = 2tt2. : 1) 0 ; 2) v0 ; 3) ; 4) v = f(t); 5) x = f(t) v = f(t) 0 < t < τ Δt (τ = 15 c, Δt = 1,5 c); 6) .

20454

= 300 300±0,31 / 500±0,51 /.

20578

( ), f(V) = dN/(N·dN) , V V+dV . 1) . 2) . 3) . 4) .

20581

( ), f(V) = dN/(N·dN) , V V+dV . , , , ... 1) ; 2) ; 3) ; 4) .

20586

( ), f(V) = dN/(N·dN) , V V+dV . , , , 1) ; 2) ; 3) , . 4) .

20589

, : 1 = 2 = 3, m01 = m02 = 2m03. ( ) , f(V) = dN/(N·dV) , V V+dV : , ... 1) 1 2; 2) 3 1; 3) 2 2; 4) 3 3.

20591

( ), f(V) = dN/(N·dN) , V V+dV . , , , 1) 2) 3) , 4) , .

40656

= At + Bt2, = 4/, = 0,05 /2 . , , t1 = 0 t2 = 80.

40884

t = 1 . s , 30 /?