Eliminate the Arbitrary Constant: y = ce* + c2xe*a. y' – 2y" + 2y = 0b. y" – 2y' + y = 0c. y' – 2y" + y = 0d. y' – 2y" + 2y = 0|e. none of these Determine the DE for: Straight lines at a fixed distance P from the origin.a. (xy" – y)? = P²[1+ (y')²]%3Db. (xy' – y)? = p2[1+ (y')²]c. (xy' – y)3 = p3[1+ (y')³]d. (xy" – y)3 = p³[1 + (y')³]e. none of these

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Answered: Eliminate the Arbitrary Constant: y =…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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2) The vertices of a wedge are given in the matrix show below. Rotate the wedge 30* CCW around the x-axis and then 45° CW around the y-axis. r0 0 0 0 0 11 4 0 0 [P] 4 0 2 0 3 o 3 0.
2) Find the value of x :- 2 1 [x 4 1]] 1 2 = 0 2 1 ans. : x= ) or x= 1
B= X+3,Z-1,L b) Two of the three direction angles of line QP are B=90 and y=90 degrees. The force F=XZV acts on line AB as shown. F XZV First generate your data using your ID code A= X,Z-1,L F=XZV=118 A ( 1,0,8) B (4, 0, 8) E(-1, 0,8 ) E(-X, Z-1, L) (i) Determine the unit vector of each line, (ii) Determine the Cartesian components of the force F=XZV, (iii) Determine the angle between the two lines, (iv) Determine the moment of the F force about point E. (v) Determine the angle between line AB and the y axis.
What's the median of the following points? x = Type your answer... [-3 3 4 2 -1 1 4 5]
6. If V(x,y) = xsin x cos y + y² then, F = -VV and it is equal to A. - ily sin x cos y-sin x cos y] +j[-xsin x sin y + 2x] B. -ix cos x cos y -cos x cos yl-j[-xsin x sin y + 2y] C. - ily cos x siny - sin x cos y] + [-xsin x sin y + 2y] D. - [[x cos x cos y + sin x sin y] - [-xsin x siny + 2y] E. -lly sin x cos y-sin x cos y] + [-xsin x siny + 2y] F. - [[x cos x sin y-sin x cos y]-[-xsin x siny + 2y] G. -[x cos x cos y + sin x cos y]-[-xsin x siny + 2y] H. None of the above A OB O C O D E LL G O H
B= X+3,Z-1,L b) Two of the three direction angles of line QP are B=90 and y=90 degrees. The force F=XZV acts on line AB as shown. F XZV P First generate your data using your ID code A= X,Z-1,L F=XZV=118 A ( 1,0,8) B (4,0, 8) E(-1, 0,8 ) E(-X, Z-1, L) (i) Determine the unit vector of each line, (ii) Determine the Cartesian components of the force F=XZV, (iii) Determine the angle between the two lines, (iv) Determine the moment of F force about point E. (v) Determine the angle between line AB and the y axis.
2.x {x: (x- 2)(x+1) 20}
Q2: Write all the necessary steps to draw the following figure using relative coordinate system. For example; the draw of (L1, L2) as following > Dynamic input > of > Home> Draw> Line> 50,50>Enter>@100,0>Enter> @0,50 > Enter> and so on 100 100 100 100 A L1 L2 Start Point (50,50) 100 200 100 007 000 007
d'y 5. Then dx2 d'y 6. -sin(20). dx? dy dx Use the following information for Questions 7, 8 and 9: t3 +y* = 3t –7. 7. The derivative of the left-hand side of the equation with respect to t is: 8. The derivative of the right-hand side of the equation with respect to t is: 9. The derivative dy -= y' for this equation is: dt
Question 6 What is the magnitude of the moment done by the force about the "z-axis" in the following figure. Not yet answered Marked out of 15.00 P Flag question 4 m F= (60i - 30j – 20k} N 3 m 7 m 4m 6 m 2m Select one: O a. 260 [N.m] Activate O b.0 Go to Setti O c. 510 [N.m] O d. 180 [N.m]
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Q1 A three-level offshore platform located in the Helang Oilfield area has a 1500 kg floor steel grating supported at each level. The structure sometimes is subjected to a vertical ocillation movement during rough sea waves given by function of y(t) = Y sin ot If the steel grating only moves in the vertical direction and is supported by one equivalent spring and damper at each steel grating pole level with stiffness, k, = (300 xT) Nim, k= (200 x T) Nm and k = (100 × T) Ním while damping, c: = (15 x U) Nsm, c: = (10 x U) Ns'm and c; = (5 x U) Nsim, respectively, as simplified in Figure Q1. Neglect the effect of gravitational force. Use T=4 and U = 6 Table 1 5th digit of matric number 6th digit of matrix number T 4 1 4 1 4 2 3 3 6 4 4 6. 5 3 6. 6. 2 6 7 2 7 1 6. 1 (a) Sketch a free body diagram for each steel grating that includes the mass's action and reaction forces. (b) Determine the equation of motion in a matrix form using Newton's second law, [m]ÿ + [clý + [k]y = F. (c) By omitting…

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Eliminate the Arbitrary Constant: y = ce* + c2xe* a. y' – 2y" + 2y = 0 b. y" – 2y' + y = 0 c. y' – 2y" + y = 0 d. y' – 2y" + 2y = 0 e. none of these