need help with a) and b), thanks!
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need help with a) and b), thanks!
4.1.10. For each of the following initial temperature distributions,...
need help with #3 L. (3Upts) Consider the following ivp I)(24), 2(0) = 1.5. ut show...
need help with #3
L. (3Upts) Consider the following ivp I)(24), 2(0) = 1.5. ut show that this ivp has a unique solution that exists everywhere on (-00, oo). Sk etch the graph of this solution with explanations (monotonicity, concavity,..) ow that the following initial value problem has a unique solution that exists for all t. cos(a) cos(et), a" +sin(a") cos(a') i r(0)-1, r"(0) = 0 . 4. (30 pts) Consider the following ivp r, y, 2x + y +...
(a) Consider the one-dimensional heat equation for the temperature u(x, t), Ou,02u where c is the...
(a) Consider the one-dimensional heat equation for the temperature u(x, t), Ou,02u where c is the diffusivity (i) Show that a solution of the form u(x,t)-F )G(t) satisfies the heat equation, provided that 护F and where p is a real constant (ii) Show that u(x,t) has a solution of the form (,t)A cos(pr)+ Bsin(p)le -P2e2 where A and B are constants (b) Consider heat flow in a metal rod of length L = π. The ends of the rod, at...
Need help with Part (a) and double check my answer for Part (b) Thanks in advance!...
Need help with Part (a) and double check my answer for Part
(b)
Thanks in advance!
Part (a)
Part (b) - Not sure if they are correct.
*-51 (1 point) A student tried to apply the l'Hopital's rule to find the limit lim He used four steps to get his answer: x x+x cos x. x-sin x lim x x+x cos x 1-cos x x01+cos x-x sin x) provided this limit exists (step 1), lim X+0 - sin x -2...
Can someone help me with the problem, thanks. I need help with part b 1. the...
Can someone help me with the problem, thanks. I need help with part b 1. the surface area of the unclothed person is 1.5 m^2 and their skin temperature is 33 C. this ideal person is located in equilibrium with your skin and have the same temperature and emissivity e= 0.95. suppose the room has dimensions of 4m X 9m X 18m. a) suppose you and your closest 10 friends come into this room and heat it up. suppose your...
please I need solution as soon as possible Q2 Given the following heat conduction initial-boundary value...
please I need solution as soon as possible
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = uti 0<x< 6; t>0; B.C.: uz (0.t) = 0; ux(6,t) = 0; t> 0; 1. C. :U(x,0) = 12 + 5cos (6x) – 4cos(2x); 0<x<6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (6) Determine whether the boundary...
I need to make a table for part a. Thanks. I need help making a table...
I need to make a table for part a. Thanks.
I
need help making a table in part a that is a linear table. Example
is like this:
DI, C,S Tnble Homework 3B-problem questions Answer all parts to question 1, 2, and 3, Assume transfer payments are zero C-5000+02b TO G-5000 I-1000 X-1000 IM-2000 Taxes-500 a. How much is MPS (1) mps 1-npe-mpc o.a mps1-0.a-0- b. Calculate current equilibrium GDP (5) A-E CtG+I+ Ax AE Scoo to. a DI+ Seoo...
5. Find the solution of the heat conduction problem for each initial condition given: Suxxx =...
5. Find the solution of the heat conduction problem for each initial condition given: Suxxx = 0<x<211, tu(0,1) = 0, tu(27,1) = 0, t> 0. (a) u(x,0) =(x) = -2sin(3x) - 3sin(4x) + 17sin(9x/2). (b) u(x,0) = f(x) = 8. (Hint: You may skip the integrations by using the result of #2(b).] (c) In each of cases (a) and (b), find the limit of u( 71,1) ast approaches 0. Are they different? Did you expect them to be different? 6....
2. In lectures we solved the heat PDE in 1 +1 dimensions with constant-temperature boundary conditions u(0,t)u(L,t) -0. If these boundary conditions change from zero temperature, we need to do a litt...
2. In lectures we solved the heat PDE in 1 +1 dimensions with constant-temperature boundary conditions u(0,t)u(L,t) -0. If these boundary conditions change from zero temperature, we need to do a little bit more work. Consider the following initial/boundary-value problem (IBVP) 2 (PDE) (BCs) (IC) u(0,t) = a, u(x,00, u(L, t)=b, st. and let's take L = 1, a = 1, b = 2 throughout for simplicity. Solve this problem using the following tricks b and A"(x)-0 (a) Find a...
Part A: For the reaction 2 A + B → C, the initial rate is measured...
Part A: For the reaction 2 A + B → C, the initial rate is measured at several different reactant concentrations. From the resulting tabulated data, determine the rate constant for the reaction. [A](M) [B](M) Initial Rate (M/s) 0.05 0.05 0.035 0.10 0.05 0.070 0.20 0.10 0.28 Answers?: 1.4×102M−2⋅s−1, 2.8×102M−2⋅s−1, 28M−2⋅s−1, 14M−1⋅s−1 Which one of these is it, and how? Part B: The aquation of tris(1,10-phenanthroline)iron(II) in acid solution takes place according to the equation: Fe(phen)32+ + 3 H3O+ +...
Need help with part B (the sketching!) thanks Problem 3: A thin flat plate of length...
Need help with part B (the sketching!) thanks
Problem 3: A thin flat plate of length L-120 mm, thickness t=4 mm, width W=30 mm, and thermal conductivity k=20 W/m-K is thermally joined to heat sinks at different temperatures, where T(x = 0) = To-100 C and T(x = L) = T,-35°C. The top surface of the plate is subjected to uniform heat flux q"-20 kW/m2, and the bottom surface of the plate is subjected to uniform convection with a convection...
need help with #3
L. (3Upts) Consider the following ivp I)(24), 2(0) = 1.5. ut show that this ivp has a unique solution that exists everywhere on (-00, oo). Sk etch the graph of this solution with explanations (monotonicity, concavity,..) ow that the following initial value problem has a unique solution that exists for all t. cos(a) cos(et), a" +sin(a") cos(a') i r(0)-1, r"(0) = 0 . 4. (30 pts) Consider the following ivp r, y, 2x + y +...
(a) Consider the one-dimensional heat equation for the temperature u(x, t), Ou,02u where c is the diffusivity (i) Show that a solution of the form u(x,t)-F )G(t) satisfies the heat equation, provided that 护F and where p is a real constant (ii) Show that u(x,t) has a solution of the form (,t)A cos(pr)+ Bsin(p)le -P2e2 where A and B are constants (b) Consider heat flow in a metal rod of length L = π. The ends of the rod, at...
Need help with Part (a) and double check my answer for Part
(b)
Thanks in advance!
Part (a)
Part (b) - Not sure if they are correct.
*-51 (1 point) A student tried to apply the l'Hopital's rule to find the limit lim He used four steps to get his answer: x x+x cos x. x-sin x lim x x+x cos x 1-cos x x01+cos x-x sin x) provided this limit exists (step 1), lim X+0 - sin x -2...
please I need solution as soon as possible
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = uti 0<x< 6; t>0; B.C.: uz (0.t) = 0; ux(6,t) = 0; t> 0; 1. C. :U(x,0) = 12 + 5cos (6x) – 4cos(2x); 0<x<6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (6) Determine whether the boundary...
I need to make a table for part a. Thanks.
I
need help making a table in part a that is a linear table. Example
is like this:
DI, C,S Tnble Homework 3B-problem questions Answer all parts to question 1, 2, and 3, Assume transfer payments are zero C-5000+02b TO G-5000 I-1000 X-1000 IM-2000 Taxes-500 a. How much is MPS (1) mps 1-npe-mpc o.a mps1-0.a-0- b. Calculate current equilibrium GDP (5) A-E CtG+I+ Ax AE Scoo to. a DI+ Seoo...
5. Find the solution of the heat conduction problem for each initial condition given: Suxxx = 0<x<211, tu(0,1) = 0, tu(27,1) = 0, t> 0. (a) u(x,0) =(x) = -2sin(3x) - 3sin(4x) + 17sin(9x/2). (b) u(x,0) = f(x) = 8. (Hint: You may skip the integrations by using the result of #2(b).] (c) In each of cases (a) and (b), find the limit of u( 71,1) ast approaches 0. Are they different? Did you expect them to be different? 6....
2. In lectures we solved the heat PDE in 1 +1 dimensions with constant-temperature boundary conditions u(0,t)u(L,t) -0. If these boundary conditions change from zero temperature, we need to do a little bit more work. Consider the following initial/boundary-value problem (IBVP) 2 (PDE) (BCs) (IC) u(0,t) = a, u(x,00, u(L, t)=b, st. and let's take L = 1, a = 1, b = 2 throughout for simplicity. Solve this problem using the following tricks b and A"(x)-0 (a) Find a...
Need help with part B (the sketching!) thanks
Problem 3: A thin flat plate of length L-120 mm, thickness t=4 mm, width W=30 mm, and thermal conductivity k=20 W/m-K is thermally joined to heat sinks at different temperatures, where T(x = 0) = To-100 C and T(x = L) = T,-35°C. The top surface of the plate is subjected to uniform heat flux q"-20 kW/m2, and the bottom surface of the plate is subjected to uniform convection with a convection...
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