What is the bending stress occurring in a square cross section beam with a side of 8 cm, which is subjected to a bending moment of 12800 daN.cm?
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- Question 8 For the figure shown below, compute the bending moment in section 1. Neglect the weights of the member. Note that point B is pin-connected. 50KN B 2m, 5m 5m 5m A) 18.3 kN-m в) 28.3 kN-m 20.3 kN-m D) 23.3 kN-m (E) 8.3 kN-m F) 16.3 kN-m G) 38.3 kN-m 13.8 kN-m26 - Support reactions will be found in the gerber beam whose loading condition is given in the figure. A is the fixed support, the G point is the intermediate joint, and the B support is the sliding joint. Distributed loads on the beam q1= 9 kN ⁄ m, q2= 6 kN ⁄ m, beam dimensions a = 3 m, b = 2 m. Accordingly, Bx = ?A) 19.5B) 6C) 0D) 45E) None.An elevator weighs 1000 lbs and is supported by a 5/16 inch diameter cable, 1500 ft long. When the elevator carries a passenger load of 1000 Ibs, the cable elongates 6/7 inches more. What is the modulus elasticity of the cable? A) 5.48 x106 Ib/in? B 4.56 x106 Ib/in² c) 4.56 x108 Ib/in? D 5.48 x108 Ib/in²
- 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 ->• U O 4G A:YY Untitled Section F1=5 kN F2 13 kN a-45 -60° F3 = 4 kN A B 4 m 8 m F4- 22 kN D E Va 30 FS - 4 kN 1] What is the resultant moment of the five forces acting on the rod about point B? a) 40.5 kN.m b) 49.5 kN.m c) 39.1 kN.m d) 18.5 kN.m e) 9.1 kN.m f) 21.1 kN.m 2] What is the resultant moment of the five forces acting on the rod about point E? a) - 22.8 kN.m b) - 2.8 kN.m c) - 18.9 kN.m d) - 8.1 kN.m e) - 12.7 kN.m f)- 7.5 kN.m 3] What is the moment of the force F1 about point D? b) - 12.8 kN.m d) - 19.1 kN.m e) - 32.7 kN.m f) - 29.2 kN.m a) - 27.8 kN.m c) - 38.9 kN.m 4] What is the moment of the force F2 about point E? a) 77.5 kN.m b) 55.5 kN.m c) 14.2 kN.m d) 32.5 kN.m e) 7.1 kN.m ) 84.1 kN.m Activate Windows Go to Settings to ativate Wi e) - 29.7 kN.m 5] What is the moment of the force F5 about point B? a) – 39.8 kN.m b) - 18.8 kN.m c) - 12.8 kN.m d) - 4.1 kN.m f)- 25.9 kN.m ;The answer is [1 a b O e 10* llı. Classroom A docs.google.com Test 2/ Course 1/ Mechanics / Evening مطلوب Untitled Section F1 = 5 kN F2 = 13 kN 0-45° A - 60 B F3 = 4 kN A 2 m 7 m F4 = 22 kN ID Ja= 30 FS = 4 kN 1] What is the resultant moment of the five forces acting on the rod about point A? a) 11.1 kN.m b) 9.3 kN.m c) 16.2 kN.m d) 18.5 kN.m e) 6.6 kN.m f) 2.9 kN.m 2] What is the resultant moment of the five forces acting on the rod about point C? a) 65.1 kN.m b) 74.3 kN.m c) 19.2 kN.m d) 26.5 kN.m e) 42.9 kN.m ) 55.1 kN.m 3] What is the moment of the force F1 about point E? а)- 19.3 kN.m b) -17.1 kN.m с) - 6.3 kN.m d) - 22.1 kN.m e) - 39.7 kN.m ) - 45.9 kN.m 4] What is the moment of the force F2 about point D? a) 17.1 kN.m b) 48.3 kN.m c) 6.2 kN.m d) 14.5 kN.m e) 42.1 kN.m f) 23.1 kN.m 5] What is the moment of the force F5 about point A? a) - 19.9 kN.m b) -18.1 kN.m c) - 8.3 kN.m d) - 15.1 kN.m e) - 2.7 kN.m f) - 6.8 kN.m * ;The answer is [1
- 32 - Support reactions will be found in the gerber beam whose loading condition is given in the figure. A is the fixed joint, the G point is the intermediate joint, and the B and C supports are the sliding joint. Loads on the beam P1 = 24 kN, P2 = 2 kN, q= 4 kN ⁄ m, beam dimensions a = 4 m, b = 2 m. Accordingly, Cx = ? a) 0B) 10.5C) 4D) None.E) 6250 N 36.87 D 60° 0.5 m 1 m B. 0.2 m 1 m 300 NE 1 m Figure (3) ositive x-axis? ) None None of the 6 - What is the magnitude of the resultant of these three forces? 7 - What is the resultant moment of the three forces acting on the beam about point C? a)110.8 N.m b) 31 8 - What is the resultant moment of the three forces acting on the beam about point D? a) 1396 N.m b)- 1517 N.m 9 - What is the resultant moment of the three forces acting on the beam about point B? 6 N.m d) 96 10 – What is the distance (d) measured from point D, where at which the resultant force intersects the beam? The N 009F1-5 kN F2 - 13 kN 0-45 F3=4 kN B. 4m F4 22 kN E 30 FS = 4 kN 1] What is the resultant moment of the five forces acting on the rod about point B? ) 39.1 KN.m d) 18.5 KN.m e)9.1 EN.m D 21.1 KN.m a) 40.5 kN.m b) 49.5 kN.m 2] What is the resultant moment of the five forces acting on the rod about point E? a) - 22.8 kN.m b) - 28 KN.m e)- 18.9 AN.m d) - S.1 EN.m e)- 12.7 AN.m 9-7.5 kN.m 31 What is the moment of the force F1 about point D? a) - 27.8 KN.m b) - 128 EN.m - 38.9 kN. d) - 19.1 KN.m e) - 32.7 kN.m 9- 29.2 kN.m 41 What is the moment of the force F2 about point E? a) 77.5 KN.m b) 55.5 KN.m )142 Nm d) 32.5 EN.m e) 7.1 KN.m ) 84.1 KN.m Activate Windows Go to Settings to activate Win e) - 29.7 kN.m 5] What is the moment of the force F5 about point B? a) - 39.8 kN.m b) - 18.8 kN.m c) - 12.8 KN.m d) - 4.1 kN.m f)- 25.9 KN.m WE
- 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 * aIn. 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.The steel beams shown in the figure are combined with a total of 12 rivets with a diameter of 12 mm. Rivets are made of steel material with shear stress T = 50 daN / cm2. How many weight of load can this joint carry in the vertical direction? (Take n = 3 and gravitational acceleration as g = 10 m/ s2) 33 - O A) 660 O B) 66 C) 648 O D) 600 O E) 60