When mating surfaces of contacting bodies are rough, the force of contact: A force in the x direction and a force in the y direction. O A force in the x direction, a force in the y direction, and a moment about the z axis. O A force in the x direction and a moment about the z axis. O A force in either the x direction or the y direction and a moment about the z axis.

When mating surfaces of contacting bodies are rough, the force of contact: A force in the x direction and a force in the y direction. O A force in the x direction, a force in the y direction, and a moment about the z axis. O A force in the x direction and a moment about the z axis. O A force in either the x direction or the y direction and a moment about the z axis.

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

See similar textbooks

Similar questions

(2) NU A no 340 N 11 60⁰ 77- с xx r = 160 mm L = 280 mm L A circular cylinder is positioned as shown, with its axis coincident with the x-axis, and a force I acts at C. F is in the y'z plane, 60° angle with the z' axis. (So I has only y and 2 comps; MAR making x-comp.) Find the moment of I about directed axis AB (directed AB ^ and its sense (either CCW or CW, from A toward B). Specify its mag, as seen from certain Vantage point).
(4) R 40 M • 45 A 1 45 60 N 120 mm 1 4 Nm 120 mm B 120 mm 240 mm 80 N CW Three forces act on a rigid plate at A, B, and C; a couple of moment ^ 4 Nm also acts on the plate. Find the resultant (ine, the single equivalent force) R of this system, specifying its and direc, and mag the point along edge AB where it must be exerted to be equivalent to this system of three forces and a couple
Also, determine the y-component and z-component of the moment about point O. Express your answer in units of kN-m.
In the diagram, a bent rod is fixed at the wall at A and is acted upon by a 50- N force (parallel to the z-axis) and a 100-N force (parallel to the y-axis) applied at points B and C, respectively.1) Aside from the 50 N force having zero moment about the x-axis, which moment of what force also has a zero moment? (Answer should follow format "Moment of __ N force about __ axis" and please explain why)2) Please come up with an equivalent force couple set at A of the applied forces 50 N and 100 N.
Q.4) A pipe assembly is acted on by four forces and one couple moment. The 300 N force is parallel with the z-axis, the 130N force is parallel with the y-axis, and the 60 N force is parallel with the x-axis. Force F, has a magnitude of 220 N and coordinate direction angles given by aA 45°, BA = 60°, and YA = of 400 N•m. Determine the resultant moment about point B. 120°. The couple moment M. is in the x-z plane and has a magnitude %3D %3D Mc 30° 300 N 1 m 0.75 m В 0.5 m E 00 N 0.75 m A 130 N FA
F1 F2 a F3 b F4 FS Consider the following values: - a 25 m; b - 5 m; c- 25 m; d 5 m; F1 - 3 kN; F2 - 1 kN; F3 - 4 kN; F4 - 6 KN; F5 - 8 kN; a = 30°, 0 = 60°, B= 30° 4] What is the resultant moment of the five forces acting on the rod about point D? a) 117.8 kN.m b) - 184.2 KN.m )– 211.9 kN.m d) 126.9 kN.m e) - 27.1 kN.m H 125.1 kN.m Activate 5] What is the moment of the force F2 about point E? c) 54.6 kN.m Go to Setting n 32.3 kN.m a) 11.7 kN.m b) 19.8 kN.m d) 9.1 kN.m e) 41.1 kN.m
Two men exert forces of F= 90 lb and P= 50 bl on the ropes as shown in (Figure 1). Determine the moment of the force F about A. Express your answer to three significant figures and include the appropriate units. Enter positive value if the moment is counterclockwise and negative value if the moment is clockwise. Determine the moment of the force P about A. Express your answer to three significant figures and include the appropriate units. Enter positive value if the moment is counterclockwise and negative value if the moment is clockwise.
Three forces of 50 N, 40 N and F N acts on a bracket as shown in figure (3). Determine: (a) The summation of moment of the two forces about O and its direction (b) The horizontal force applied at A which creates the same total moment about O and its direction. (c) The smallest force applied at A which creates the same total moment about O and its direction. F=87N 50 N 300 A 2m 4 m 20⁰ 40 N
F1 F2 a F3 A B F4 D Consider the following values: - F5 a = 25 m;b = 5 m; c 25 m; d = 5 m; F1 = 5 kN; F2 6 kN; F3 = 7 kN; F4 8 kN; F5 9 kN; a = 30° , 0 = 60° • B = 30° 4] What is the resultant moment of the five forces acting on the rod about point D? a) - 217.8 kN.m b) 82.7 kN.m c) 121.9 kN.m d) – 200.7 kN.m e) 227.1 kN.m f) - 300.1 kN.m 5] What is the moment of the force F2 about point E? a) 191.7 kN.m b) - 228.1 kN.m c) 294.6 kN.m d) 93.1 kN.m e) 118.9 kN.m ) 321.3 kN.m ba
If the tension in the cable is F , detemine the magnitude of the moment produced by this force about the hinged axis, CD, of the Given:- 11m 11m F= 550 kN a = 1.1m b= 1.4m B. C= 1.4m 550 kN 14 m FA 1.4m 1.4m Moment about the CD axis: Use either position ve ctor ra or rca Tos j + k %3D The force vector F; E. Fu.- 550 age F = Fu = 550 kN k Fu= k II
F1 F2 a F3 b F4 FS Consider the following values: - a 25 m; b - 5 m; c- 25 m; d 5 m; F1 - 3 kN; F2 - 1 kN; F3 - 4 kN; F4 - 6 KN; F5 - 8 kN; a = 30°, 0 = 60°, B= 30° 4] What is the resultant moment of the five forces acting on the rod about point D? a) 117.8 kN.m b) - 184.2 KN.m )– 211.9 kN.m d) 126.9 kN.m e) - 27.1 kN.m 125.1 kN.m Activate Go to Setting n 32.3 kN.m 5] What is the moment of the force F2 about point E? a) 11.7 kN.m b) 19.8 kN.m c) 54.6 kN.m d) 9.1 kN.m e) 41.1 kN.m
Which moment has a greater magnitude? 10 m F 70° A B 7 kN A. The moment of the force F about A The moment of the force F about B c. They both have the same magnitude