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# Question 1 In a given electrical network, the equations for the currents i,,iz, i, are given...

Question 1 In a given electrical network, the equations for the currents i,,iz, i, are given by 4+₂ +4i₂ = 0 2i, - iz + z = 5.4 i, +2i, - i = 9.2 Use Gaussian elimination method to evduate the three currents. (10 marks) Question 2 The matrix A of the system AX = AX is given by (10-1 A = 3 1 4 02 2

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• ### Question 1 In a given electrical network, the equations for the currents i,, i ,, are...

Question 1 In a given electrical network, the equations for the currents i,, i ,, are given by 4, +1, +4ig = 0 2i, -i, + is = 5.4 4 +2i, - i = 9.2 Use Gaussian elimination method to evuate the three currents. (10 marks)

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• ### Given the system of linear equations 5?1 + 2?2 + ?3 = 45 −2?1 + ?2...

Given the system of linear equations 5?1 + 2?2 + ?3 = 45 −2?1 + ?2 − 3?3 = −4 4?1 − ?2 + 8?3 = 2 a. Write the augmented matrix b. Solve the system by Gaussian elimination & backward substitution method.

• ### dx = 1. (10pts) 3. Given the system of linear equations 5x1 + 2x2 + x3...

dx = 1. (10pts) 3. Given the system of linear equations 5x1 + 2x2 + x3 = 45 -2x, + x2 – 3x3 = -4 (5pts) 4xy – X2 + 8x2 = 2 Write the augmented matrix b. Solve the system by Gaussian elimination & backward substitution method. 21 a. 30

• ### 5. Figure 5 shows an electrical network, i) obtain the differential equations of the network and nofind the tran...

5. Figure 5 shows an electrical network, i) obtain the differential equations of the network and nofind the transfer function F(s) show that the same transfer function is obtained 12(s)/Vin(s); ii) Analyse the circuit in the s-domain and R. C i2(t) Vin(t) L Figure 5. Electrical Network 4. Find the transfer function X2(s)/F(s) of the spring-mass system shown in Figure 4. The system moves over a frictionless surface. h M2 M1 Figure 4. A 2 DOF spring-mass system over a...

• ### 1. (a) Express the following system of equations in augmented matrix form. 2x - 4y +...

1. (a) Express the following system of equations in augmented matrix form. 2x - 4y + 5z = 9 x + 3y + 8z = 41 6x + y - 3z = 25 (2 marks) (b) Use Gaussian elimination to solve the system of equations. (6 marks)

• ### 1. (a) Express the following system of equations in augmented matrix form. 2x - 4y +...

1. (a) Express the following system of equations in augmented matrix form. 2x - 4y + 5z = 9 x + 3y + 8z = 41 6x + y - 3z = 25 (2 marks) (6) Use Gaussian elimination to solve the system of equations. (6 marks) 2. Given that a matrix A: 18 A= 1 8 -1 4 -1 -1 -1 8 (a) Determine AT. (6) Calculate the det (A). (2 marks) (6 marks) 3. Refer to the graph...

• ### How to use the previous answer of 1 a) i ii iii to find the eigenvalue...

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• ### Use Gaussian elimination method to solve the following system of linear equations. 7x +10y+5:-4 13x+6y +2:-31 Ilx+14...

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