7. Two men exert forces of F = 80 lb and P = 50 lb on the ropes. (a) Determine themoment of each force about A. (b) Which way will the pole rotate, clockwise orcounterclockwise?6 ftP.12 ft

For the given arrangement F = 80 lb P = 50 lb To determine (a) moment of each force about A (b)…

Answered: 7. Two men exert forces of F = 80 lb…

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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Replace the couples acting on the system below by one couple with vertical forces at A and B 30 lb 30 lb 80 lb 80 lb 3". 20 Ib 20 lb 3" 5". in B
NOTE: PLEASE INCLUDE THE FREE BODY DIAGRAM AND 3 DECIMAL PLACES ONLY
Q.1/The top view of a revolving entrance door is shown. Two persons simultaneously approach the door and exert forces of equal magnitudes as shown. If the resulting moment about the door pivot axis at O is 25 N .m, determine the force maqnitude F. * 15° F 0-6 m 0.6 m 15° 6.8 N O 16.8 N O 21.58 N O 23.8 N O 16.18 N 12.22 N O 18.16 N O 20.49 N O 16.9 N Other:
Problem 1 The force FA = 60 lb. the vector sum of the forces on the beam is zero, and the sum of the moments of the forces about the origin of the coordinate system is zero. 30 a) Determine the forces FB, Fc, and FD. b) Determine the sum of the moments of the forces about the right end of the beam. FA -6 ft FB -4 ft Fc FD
Help! Answer all please
2. Two couples act on the frame as shown. If the resultant couple moment is zero determine the force F. -2 ft2 ft- F 2 ft 2 ft 2 ft 150 lb 30 B 4 4 A 5 3 3 5 F a 30° 150 lb
Help!! Don’t copy last posted question
QUESTION 3 For the system of co-planer forces shown, (a) the resultant force and (b) the moment of the resultant force about point O are respectively: (Note: The coordinates of the points are given in metres). (4,3) 28 12 kN 14 kN 120 (4.3,-2.9) component O a. 18.44 kN, 45.46 kNm (counter-clockwise) O b. 18.44 kN, 22.49 kNm (clockwise) O c. 7.42 kN, 132.61 kNm (counter-clockwise) Od.7.42 kN, 22.49 kNm (clockwise)
Also, determine the y-component and z-component of the moment about point O. Express your answer in units of ft-lb.
350 NT 100 mm 50 mm B 150 mm 50 mm If the 350-N force and the couple M in the above figure can be replaced with an equivalent single force at the corner C, determine the moment of the couple. 1.M +49.3 N.m OZ.M=32.5 Nam 3.M=+52.5 N.m 4.M+55.5 N.m
Question #2:--Find-the-sum of the forces-in-the-figure below, then-find-the-sum-of-their-moments-about point-B...Express your answers-in-vector-notation in terms of the coordinate axis. 2√13 N B 0.2 m 0.3 m 10,10 N 0.6 m 21 N 2√13 N
Q.3) For the figure shown, if the moment of the force F about the axis BC is 150 lb ft. Determine the magnitude of the force F. B Ift 3 ft 3ft

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7. Two men exert forces of F = 80 lb and P = 50 lb on the ropes. (a) Determine the moment of each force about A. (b) Which way will the pole rotate, clockwise or counterclockwise? 6ft 12 ft