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1. The motion of a vibrating string of length , with fixed endpoints, immersed in a fluid (such as air) can be mode...
only f and g please 1. The motion of a vibrating string of length T, with fixed endpoints, immersed in a fluid (suc...
only f and g please
1. The motion of a vibrating string of length T, with fixed endpoints, immersed in a fluid (such as air) can be modeled by Fu 2&u 21 0rT t>0 at Ot2 (P1) u(0,t)u, t) 0 t20 Qu is a damping term, modelling the effect of at where c,>0. The term proportional to air resistance on the string. (a) Explain why the damping term has a minus sign (2 points) (4 points) (b) Consider the separable...
2. In this question you will find the non-zero separable solutions elar,t-M(r)N(G) of the Klein Gonlon equation 01...
2. In this question you will find the non-zero separable solutions elar,t-M(r)N(G) of the Klein Gonlon equation 01 -03 subject to the boundary conditions e(0, t) = ψ(r, t) = 0. 3 points)(a) Show that the problem is equivalent to finding the possible non-zero solutions of M(1-A)M( N"(t)-AN(t) where λ is the separation constant to be determined. (2 points) (b) Let Л -1. Show that if A-: 0 then M(z)-0 is the only solution. {c) Show that if Λ =-k,...
)Consider the wave equation for a vibrating string of semi-infnite length with a fixed end at z = 0, t > 0 a(0,t) = 0, and initial conditions 0 < x < oo u(z,0) = 1-cos(nz), ut(x,0) = 0,...
)Consider the wave equation for a vibrating string of semi-infnite length with a fixed end at z = 0, t > 0 a(0,t) = 0, and initial conditions 0 < x < oo u(z,0) = 1-cos(nz), ut(x,0) = 0, Complete the table below with the values of u(0.5, t) at the specified time instants 0.5 0.5 x 0.5 0.5 0.5 2 0.5 0.75 t 0.25 u(x,t)
)Consider the wave equation for a vibrating string of semi-infnite length with a fixed...
Partial Differential Equation - Wave equation : Vibrating spring Question 2 A plucked string, Figure 2 shows the initial position function f (x) for a stretched string (of length L) that is set in mot...
Partial Differential
Equation
- Wave equation : Vibrating spring
Question 2 A plucked string, Figure 2 shows the initial position function f (x) for a stretched string (of length L) that is set in motion by moving t at midpoint x =-aside the distance-bL and releasing it from rest timet- 0. f (x) bL Figure 2 (a) If the length of string is 10cm with amplitude 5cm was set initially, state the initial condition and the boundary conditions for the...
(7 points) Important Instructions: (1) is typed as lambda and a is typed as alpha. (2)...
(7 points) Important Instructions: (1) is typed as lambda and a is typed as alpha. (2) Use hyperbolic trig functions cosh(x) and sinh(x) instead of et and e- (3) Write the functions alphabetically, so that if the solutions involve cos and sin, your answer would be a cos(x) + b sin(x). (4) For polynomials use arbitrary constants in alphabetical order starting with lowest power of x, for example, ax + bx? (5) Write differential equations with leading term positive, so...
3.7 Underdamped free vibrations (e.g. a vibrating beam or slinky in damp air A system whose...
3.7 Underdamped free vibrations (e.g. a vibrating beam or slinky in damp air A system whose response is governed by the following constant-coefficient, is performing underdamped free vibrations if oc 1 (underdamped ). (Seetion 6.7). linear, 2td order, ODE ) and 1t)- (freei (a) After assuming a solution t)et where C and p are conustants, show every step that proves yit) can be expressed in terms of the yet-to-be-determined constants A and B and he constant wa (defined above) called...
Problem # 1 [30 Points] Superposition-The Backbone of Linear Systems: For an engineer who wishes to find the response u to a linear system from an input f, a common approach is (a) Break finto e...
Problem # 1 [30 Points] Superposition-The Backbone of Linear Systems: For an engineer who wishes to find the response u to a linear system from an input f, a common approach is (a) Break finto elementary parts, f-L (b) Find the system response u to fk (c) Add (superimpose) the simple responses uto get u-k It turns out if the system is linear, then the sum u is the response we get if the function f were inputed directly; this...
I need help with question 30d 16. y = 0 (that is, y(x) = 0 for...
I need help with question 30d
16. y = 0 (that is, y(x) = 0 for all x, also written y(x) = 0) is a solution of (2) (not of (1) if (x) • o , called the trivial solution 17. The sum of a solution of (1) and a solution of (2) is a solution of (1). 18. The difference of two solutions of (1) is a solution of (2). 19. If yı is a solution of (1), what...
please solve 17 for me thanks~~ :) ! temperature f(x) °C, where 5. f(x) = sin 0.1 x 6 f(x) = 4 - 08 |x - 5 7. fix) =x(1...
please solve 17 for me thanks~~ :) !
temperature f(x) °C, where 5. f(x) = sin 0.1 x 6 f(x) = 4 - 08 |x - 5 7. fix) =x(10 - x) 8 Arbitrarytemperatures at ends. If the ends x = 0 and x= Lof the bar in the text are kept at constant 20. CAS PROJECT. Isotherms. Fim solutions (tempe rature s) in the squa with a 2 satisfying the followin tions. Graph isotherms. (a) u80 sin Tx on...
write MATLAB scripts to solve differential equations. Computing 1: ELE1053 Project 3E:Solving Differential Equations Project Principle...
write MATLAB scripts to solve differential equations.
Computing 1: ELE1053 Project 3E:Solving Differential Equations Project Principle Objective: Write MATLAB scripts to solve differential equations. Implementation: MatLab is an ideal environment for solving differential equations. Differential equations are a vital tool used by engineers to model, study and make predictions about the behavior of complex systems. It not only allows you to solve complex equations and systems of equations it also allows you to easily present the solutions in graphical form....
only f and g please
1. The motion of a vibrating string of length T, with fixed endpoints, immersed in a fluid (such as air) can be modeled by Fu 2&u 21 0rT t>0 at Ot2 (P1) u(0,t)u, t) 0 t20 Qu is a damping term, modelling the effect of at where c,>0. The term proportional to air resistance on the string. (a) Explain why the damping term has a minus sign (2 points) (4 points) (b) Consider the separable...
2. In this question you will find the non-zero separable solutions elar,t-M(r)N(G) of the Klein Gonlon equation 01 -03 subject to the boundary conditions e(0, t) = ψ(r, t) = 0. 3 points)(a) Show that the problem is equivalent to finding the possible non-zero solutions of M(1-A)M( N"(t)-AN(t) where λ is the separation constant to be determined. (2 points) (b) Let Л -1. Show that if A-: 0 then M(z)-0 is the only solution. {c) Show that if Λ =-k,...
)Consider the wave equation for a vibrating string of semi-infnite length with a fixed end at z = 0, t > 0 a(0,t) = 0, and initial conditions 0 < x < oo u(z,0) = 1-cos(nz), ut(x,0) = 0, Complete the table below with the values of u(0.5, t) at the specified time instants 0.5 0.5 x 0.5 0.5 0.5 2 0.5 0.75 t 0.25 u(x,t)
)Consider the wave equation for a vibrating string of semi-infnite length with a fixed...
Partial Differential
Equation
- Wave equation : Vibrating spring
Question 2 A plucked string, Figure 2 shows the initial position function f (x) for a stretched string (of length L) that is set in motion by moving t at midpoint x =-aside the distance-bL and releasing it from rest timet- 0. f (x) bL Figure 2 (a) If the length of string is 10cm with amplitude 5cm was set initially, state the initial condition and the boundary conditions for the...
(7 points) Important Instructions: (1) is typed as lambda and a is typed as alpha. (2) Use hyperbolic trig functions cosh(x) and sinh(x) instead of et and e- (3) Write the functions alphabetically, so that if the solutions involve cos and sin, your answer would be a cos(x) + b sin(x). (4) For polynomials use arbitrary constants in alphabetical order starting with lowest power of x, for example, ax + bx? (5) Write differential equations with leading term positive, so...
3.7 Underdamped free vibrations (e.g. a vibrating beam or slinky in damp air A system whose response is governed by the following constant-coefficient, is performing underdamped free vibrations if oc 1 (underdamped ). (Seetion 6.7). linear, 2td order, ODE ) and 1t)- (freei (a) After assuming a solution t)et where C and p are conustants, show every step that proves yit) can be expressed in terms of the yet-to-be-determined constants A and B and he constant wa (defined above) called...
Problem # 1 [30 Points] Superposition-The Backbone of Linear Systems: For an engineer who wishes to find the response u to a linear system from an input f, a common approach is (a) Break finto elementary parts, f-L (b) Find the system response u to fk (c) Add (superimpose) the simple responses uto get u-k It turns out if the system is linear, then the sum u is the response we get if the function f were inputed directly; this...
I need help with question 30d
16. y = 0 (that is, y(x) = 0 for all x, also written y(x) = 0) is a solution of (2) (not of (1) if (x) • o , called the trivial solution 17. The sum of a solution of (1) and a solution of (2) is a solution of (1). 18. The difference of two solutions of (1) is a solution of (2). 19. If yı is a solution of (1), what...
please solve 17 for me thanks~~ :) !
temperature f(x) °C, where 5. f(x) = sin 0.1 x 6 f(x) = 4 - 08 |x - 5 7. fix) =x(10 - x) 8 Arbitrarytemperatures at ends. If the ends x = 0 and x= Lof the bar in the text are kept at constant 20. CAS PROJECT. Isotherms. Fim solutions (tempe rature s) in the squa with a 2 satisfying the followin tions. Graph isotherms. (a) u80 sin Tx on...
write MATLAB scripts to solve differential equations.
Computing 1: ELE1053 Project 3E:Solving Differential Equations Project Principle Objective: Write MATLAB scripts to solve differential equations. Implementation: MatLab is an ideal environment for solving differential equations. Differential equations are a vital tool used by engineers to model, study and make predictions about the behavior of complex systems. It not only allows you to solve complex equations and systems of equations it also allows you to easily present the solutions in graphical form....
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