Problem 4. A pendulum is modeled by a mass that is attached to a t y...
Consider the following differential equation which describes a spring-mass-damper system më + ci + kx = cos(2nt) where c 1.9 and k = 3.1. The initial conditions are given as x(0) = 0 and 2(0) = 0 and the time step is 0.1 s. 1. Assuming that m - 0, use the Runge-Kutta 4th order method to find (a) x(0.1) and (b) *(0.1). 2. Assuming that m 1, use Euler's method to find (a) 2(0.2) and (b) X(0.3).
Problem Thre: 125 points) Consider the following initial value problem: dy-2y+ t The y(0) -1 ea dt ical solution of the differential equation is: y(O)(2-2t+3e-2+1)y fr exoc the differential equation numerically over the interval 0 s i s 2.0 and a step size h At 0.5.A Apply the following Runge-Kutta methods for each of the step. (show your calculations) i. [0.0 0.5: Euler method ii. [0.5 1.0]: Heun method. ii. [1.0 1.5): Midpoint method. iv. [1.5 2.0): 4h RK method...
Complete using MatLab 1. Consider the following initial value problem 3t2-y, y(0) = 1 Using Euler's Method and the second order Runge-Kutta method, for t E [0, 1] with a step size of h 0.05, approximate the solution to the initial value problem. Plot the true solution and the approximate solutions on the same figure. Be sure to label your axis and include an a. appropriate legend b. Verify that the analytic solution to the differential equation is given by...
Find an approximate solution to the pendulum problem such that d2 theta /dt2 +g/l theta = 0. Use an approximate solver in matlab to find the solution to the exact equation d2 theta/dt2 +g/l * sin( theta) = 0. Compare the two solutions when the initial angle is 10, 30, and 90. Find a way to quantify the difference. One approximate method for solving differential equations is Runge-Kutta, which in Matlab goes by the name ode45. I have made a...
2. Coupled Differential Equations (40 points) The well-known van der Pol oscillator is the second-order nonlinear differential equation shown below: + au dt 0. di The solution of this equation exhibits stable oscillatory behavior. Van der Pol realized the parallel between the oscillations generated by this equation and certain biological rhythms, such as the heartbeat, and proposed this as a model of an oscillatory cardiac pacemaker. Solve the van der Pol equation using Second-order Runge Kutta Heun's method with the...
Problem 3. Given the initial conditions, y(0) from t- 0 to 4: and y (0 0, solve the following initial-value problem d2 dt Obtain your solution with (a) Euler's method and (b) the fourth-order RK method. In both cases, use a step size of 0.1. Plot both solutions on the same graph along with the exact solution y- cos(3t). Note: show the hand calculations for t-0.1 and 0.2, for remaining work use the MATLAB files provided in the lectures Problem...
I. Use Euler's method with step size h = 0.1 to numerically solve the initial value problem y,--2ty+y2, y(0) 1 on the interval 0 < t 2. Compare your approximations with the exact solution. I. Use Euler's method with step size h = 0.1 to numerically solve the initial value problem y,--2ty+y2, y(0) 1 on the interval 0
Problem 4. Consider the spring-mass system shown in the figure. The displacement of the mass m as a function of time is as follows: x = Xocoswt) + cos(Wnt) ωη where xo is the initial displacement equals to 0.1 m, čo is the initial velocity equals to 1 m/s, and Wr is the natural frequency of the system equals to 4 rad/s. Calculate the acceleration (second time derivative of displacement) of the mass after 1 s with a time step...
(1 point) Suppose a pendulum of length L meters makes an angle of θ radians with the vertical, as n the figure t can be shown that as a function of time, θ satisfies the differential equation d20 + sin θ-0, 9.8 m/s2 is the acceleration due to gravity For θ near zero we can use the linear approximation sine where g to get a linear di erential equa on d20 9 0 dt2 L Use the linear differential equation...
Hello These are a math problems that need to solve by MATLAB as code Thank you ! Initial Value Problem #1: Consider the following first order ODE: dy-p-3 from to 2.2 with y() I (a) Solve with Euler's explicit method using h04. (b) Solve with the midpoint method using h 0.4. (c) Solve with the classical fourth-order Runge-Kutta method using 0.4 analytical solution of the ODE is,·? solution and the numerical solution at the points where the numerical solution is...