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- For figure (2): The arm in is subjected to five forces as follows: F1 = 135 N, F2 = 98 N, F3 = 210 N, F4 = 56 N. If the y - direction resultant force is 144 N, and ox = 40°, 0 = 50°, B = 70°: 3 - What is the magnitude of the force Fs? a) 318.4 N b) 99.IN c) 151.6 N d) 36.5 N e) 111.2 N ) 18.8 N g) None of them 4 - What is the magnitude of the resultant of these five forces? a) 269.4 N b) 157.1N c) 354.5 N d) 280.6 N e) 155.4 N f) 329.1 N g) None of them 5 - What is the direction of resultant measured counterclockwise from the positive x-axis? a) 13.6° b) 285.5° c) 30.8° d) 110.1° e) 72.3° f) 190.9° g) None of themу - ахis Fs F4 F1 X - axis F3 F2 Figure (2)719 @ • ৭:৭, 3G ZAIN IQ li. خاص A docs.google.com Untitled Section F1 = 5 kN F2 = 13 kN )- 60° F3 = 4 kN 6-45 4 m 8 m F4 = 22 kN D El Ja = 30° F5 = 4 kN 1] What is the resultant moment of the five forces acting on the rod about point A? a) 3.5 kN.m b) 16.2 kN.m c) 20.2 kN.m d) 11.5 kN.m e) 33.1 kN.m f) S.1 kN.m 21 What is the resultant moment of the five forces acting on the rod about point C? a) 47.5 kN.m b) 55.5 kN.m c) 12.2 kN.m d) 61.9 kN.m e) 79.1 kN.m ) 44.1 kN.m 3] What is the moment of the force F1 about point E? а)- 22.8 kN.m b) - 49.5 kN.m c) - 55.9 kN.m d) - 9.1 kN.m e) - 12.7 kN.m f) - 25.9 kN.m 4] What is the moment of the force F2 about point D? a) 40.5 kN.m b) 71.5 kN.m c) 14.2 kN.m d) 64.5 kN.m e) 56.1 kN,m ) 39.1 kN.m 5] What is the moment of the force F5 about point A? a) – 17.8 kN.m b) - 4.8 kN.m c) - 12.9 kN.m d) - 8.1 kN.m e) - 32.7 kN.m f) - 2.9 kN.m ;The answer is [1 * a
- 4 I. a docs.google.com/forms/d/e/1FAlpQLSet : Untitled Section F1- 10 kN F2 = 26 kN - 45 F3 =8 kN BI 4 m F4= 44 kN Va -45 F5 = 8 kN 1] What is the resultant moment of the five forces acting on the rod about point A? a) 77.5 kN.m b) 108.1 kN.m e) 59.8 kN.m d) 153.1 kN.m e) 23.1 kN.m n 86.4 kN.m 2] What is the resultant moment of the five forces acting on the rod about point C? a) 44.5 kN.m b) 187.1 kN.m c) 59.8 kN.m d) 153.4 kN.m e) 99.1 kN.m ) 86.4 kN.m 3] What is the moment of the force F1 about point E? a)- 14.6 kN.m b)- 106.1 kN.m )-45.8 KN.m d) - 215.8 KN.m e) - 99.7 kN.m 0- 188.1 kN.m 4] What is the moment of the force F2 about point D? a) 19.5 kN.m b) 122.1 kN.m c) 88.8 kN.m d) 147.1 kN.m e) 58.1 kN.m ) 135.4 kN.m 5] What is the moment of the force F5 about point A? a) 11.8 kN.m b) 5.7 kN.m e) 44.S kN.m d) 19.1 kN.m e) 69.4 kN.m )1.4 kN.m * ;The answer is [1 a O ->In the figure below, the trusses are all stable. Compute the magnitude of reaction at E in kips. link truss 1 truss 2 15' 40 20' 15' B link D 20' 24 kips 60 kips A k 20'k- 20'e 20'→k– 20' →e 20' A) 44.72 B) 27.74 c) 50.00 D) 47.27 E) 24.42 40.00 G) 25.00 (H) 20.00Figure 1 is related with questions 1-5. F= 300 N F= 200 N 135 48,8 F;= 150 N Figure-1 The cables attached to the screw eye are subjected to the three forces shown. If the system is in static equlibrium; 1) Determine the magnitude of the resultant force (Fa). a) 407.03 N b) 345.89N c) 416.79 N d) 333.18 'N e) 380.86 N Determine the resultant force vector (F. a) { 195.71i + 98.20j + 343.12k } b){251.78i – 26.79j + 331.07k} c){ 145.29i – 164.59j + 250.61k } di i 180.241 + 228.62j + 186.77k } e){ 234.631 + 20.18j +299.33k) 3) Determine the coordinate direction angle of the resultant force with x-axis (a). a) 61.26 b) 52.84 ©) 58.59° d) 64.15 e)51.97 4) Determine the coordinate direction angle of the resultant force with y-axis (B). a) 76.04 b) 93.69" c) 119.6° d) 86.96" e) 48.63° 5) Determine the coordinate direction angle of the resultant force with z-axis (y). a) 57.32' b) 32.54° c) 37.41' d) 41.22 e) 38.19
- In. A:rE uols -a docs.google.com Untitled Section F1 = 10 kN F2 = 26 kN B-45° )- 45 F3 = 8 kN A B 4m 8 m F4 = 44 kN E a - 45° F5 = 8 kN 1] What is the resultant moment of the five forces acting on the rod about point A? a) 77.5 kN.m b) 108.1 kN.m c) 59.8 kN.m d) 153.1 kN.m e) 23.1 kN.m ) $6.4 kN.m 21 What is the resultant moment of the five forces acting on the rod about point C? b) 187.1 kN.m c) 59.S kN.m d) 153.4 kN.m e) 99.1 kN.m ) 86.4 kN.m a) 44.5 kN.m 31 What is the moment of the force F1 about point E? a) – 14.6 kN.m b) – 106.1 kN.m c) - 48.8 kN.m d) - 215.S kN.m e) - 99.7 kN.m )- 188.1 kN.m 4] What is the moment of the force F2 about point D? a) 19.5 kN.m b) 122.1 kN.m c) 88.S kN.m d) 147.1 kN.m e) 58.1 kN.m f) 135.4 kN.m 5] What is the moment of the force F5 about point A? a) 11.8 kN.m b) 5.7 kN.m c) 44.8 kN.m d) 19.1 kN.m e) 69.4 kN.m f) 1.4 kN.m * ;The answer is [1 a d.F1 S N F2 13 N Figure 1 F4 22 kN E :30° FS 4 kN In figure 1, find the followings: 1] What is the resultant moment of the five forces acting on the rod about point A? a) 3.5 kN.m b) 16.2 kN.m c) 20.2 kN.m d) 11.5 kN.m e) 33.1 kN.m f) 8.1 kN.m g) None of them 21 What is the resultant moment of the five forces acting on the rod about point C? a) 47.5 kN.m b) 55.5 kN.m c) 12.2 kN.m d) 61.9 kN.m e) 79.1 kN.m f) 44.1 kN.m g) None of them 31 What is the moment of the force Fl about point E? a)- 22.8 kN.m b) - 49.5 kN.m c) - 55.9 kN.m d) - 9.1 kN.m e) - 12.7 kN.m f)- 25.9 kN.m g) None of them 41 What is the moment of the force F2 about point D? a) 40.5 kN.m b) 71.5 kN.m c) 14.2 kN.m d) 64.5 kN.m e) 56.1 kN.m f) 39.1 kN.m g) None of themF1-5 kN F2 13 N 3-4N 4m Figure 1 m F4 22 kN E a-30 FS =4 kN In figure 1, find the followings: 1] What is the resultant moment of the five forces acting on the rod about point A? a) 3.5 kN.m b) 16.2 kN.m c) 20.2 kN.m d) 11.5 kN.m e) 33.1 kN.m ) 8.1 kN.m g) None of them 21 What is the resultant moment of the five forces acting on the rod about point C? a) 47.5 kN.m b) 55.5 kN.m c) 12.2 kN.m d) 61.9 kN.m e) 79.1 kN.m f) 44.1 kN.m g) None of them 3] What is the moment of the force F1 about point E? a)-22.8 kN.m b) - 49.5 kN.m c) - 55.9 kN.m d) - 9.1 kN.m e) - 12.7 kN. m f) - 25.9 kN.m g) None of them 41 What is the moment of the force F2 about point D? a) 40.5 kN.m b) 71.5 kN.m c) 14.2 kN.m d) 64.5 kN.m e) 56.1 kN.m f) 39.1 kN.m g) None of them 5) What is the moment of the force F5 about point A? a)-17.8 kN.m b)- 4.8 kN.m c)-12.9 kN.m d)-8.1 kN.m e) - 32.7 kN.m )-2.9 kN.m g) None of them
- Figure (4) For figure (4): The ring is subjected to two forces (F1 and F2). Suppose that the resultant force has the value of 225 N and it is located downward in the third quart at angle 40° measured from the y-axis. Set 0 = 30°, ß = 80°. 11 - What is the value of the force F1? a) 303.6 N b) 245.5 N c) 456.6 N d) 212.1 N e) 372.2 N f) 289.3 N g) None of them10. In the figure below, h, = 1.20 m, h, = 0.80 m, and the length along the wire from A to C is 6.00 m. A 3.00-gram bead starting from rest at A slides along the wire to point C and stops. How large an average friction force opposed its motion? h2 B A) 1.45 x 103 N B) 3.12 x 10 N C) 2.55 x 103 N D) 1.96 x 10³ Na docs.google.com/forms/d/e/1FAlpQLSel : Untitled Section F1- 10 kN F2- 26 kN -45 F3 = 8 kN BI 4 m 8m F4- 44 KN a-45 F5 = 8 kN 1] What is the resultant moment of the five forces acting on the rod about point A? a) 77.5 kN.m b) 108.1 kN.m e) 59.8 kN.m d) 153.1 kN.m e) 23.1 kN.m ) S6.4 kN.m 21 What is the resultant moment of the five forces acting on the rod about point C? a) 4.5 KN.m b) 18S7.1 AN. e) 59.8 kN.m d) 153.4 kN.m e) 99.1 KN.m n 56.4 kN.m 31 What is the moment of the force F1 about point E? ) - 14.6 KN.m b) - 106.1 kN.m )- 48.S KN.m d)-2158 EN.m ) - 99.7 kN.m 9- 188.1 kN. 4] What is the moment of the force F2 about point D? a) 19.5 kN.m b) 122.1 AN.m e) 88.S kN.m d) 147.1 kN.m •) 58.1 kN. m ) 135.4 kN.m 5] What is the moment of the force F5 about point A? a) 11.8 KN.m b) 5,7 kN.m e) 44.8 kN.m d) 19.1 kN.m e) 69.4 kN.m 0 1.4 kN.m * :The answer is [1 a O ->