E = 50 lb
D = 60 lb
C = 20 lb
B = 30 lb
Using Method of sections determine the forces in members DC, HC, and HI. (Don't forget to say whether they're in tension or compression (25 pts) Ib Ib 3 ft 3 ft 3 ft EN D 2 ft. lb G H 2 ft B Ib 2 ft А. I
500 lb 200 lb 13 12 4000 lb ft 60° 4 ft 4 ft- 8 ft 4 ft A compound beam (frame) is made up of two members, AC and CB which are pin connected at C. Determine the external support reactions at the fixed support A and the rocker at B.
F M E B. А k 0.5 ft+0.5 ft+0.5 ft + A is a pin, B is a roller support. The beam weighs 50 lbs. Its center of gravity is located in the middle of segment BC Point E is located in the middle of segment AC. M is a couple (moment) applied at point C equal to 1430 lb.ft F= 242 lb a=16 deg Calculate the internal normal force, shear force and bending moment at point E in Ibs....
3: Determine the reactions at A and C. (20 pts) w=5 lb/ft W2=10 lb/ft + W2=5 lb/ft 2. 3' А С 4' - 7' - 5'
Detenuine the intemal forces and 60 lb/ft at A for the loodings (a) and (b) 5 ft 3 0 4 m The left support is a pin and the right support is a roller
Detenuine the intemal forces and 60 lb/ft at A for the loodings (a) and (b) 5 ft 3 0 4 m The left support is a pin and the right support is a roller
P9.037 A cantilever beam supports the loads shown. The cross-sectional dimensions of the shape are also shown. Assume LAB-2.5 ft, LBc 7.5 ft, w 1500 lb/ft, P-2100 lb, b-15 in., d-8 in., t 0.45 in. Determine (a) the maximum horizontal shear stress. (b) the maximum compression bending stress. (c) the maximum tension bending stress BC MB Answers: ksi ƠC,ma,- (b) ksi ƠT,max= (c)
P9.037 A cantilever beam supports the loads shown. The cross-sectional dimensions of the shape are also shown....
в с ер Е А 12 ft 14 ft 14 ft 12 ft For the beam shown above and the sign convention shown: 1. (2 points) Using the Muller-Breslau Principle, sketch the shape of the influence line for the internal bending moment at point B; 2. (2 points) Find the value of the internal bending moment at B when the unit load is applied at point E.
A circular shaft AB consists of a 10-in.-long, 7/8-in-diameter steel cylinder (G=11.2x106 psi), in which a 5-in.-long, 5/8-in.-diameter cavity has been drilled from end B. The shaft is attached to fixed supports at both ends, and a 90 lb-ft torque is applied at its midsection (see Figure). Determine: 1. The reaction at each support. 2. The maximum shearing stress in shaft AB. 3. The maximum shearing stress in shaft BC. 5 in. 5 in. A с 90 lb. ft B
2. The solid steel shaft shown in the picture below has a diameter of 20 mm. If it is subjected to the two torques, determine the reactions at the fixed supports A and B. (E = 200 GPa, G = 60 GPa) А 500 N·m D 0.3 m 200 N·m 1.5 m B 0.2 m
2 ft 5 ft 6 ft 23 points) The beam AB is subjected to the loadings shown?. This beam is supported by a double-sheared pin at A and a rod CB. If the failure normal stress is 60 ksi and the failure shear stress is 50 ksi, determine the minimum required diameter of the rod BC and pin at A, to the nearest 1/8”, if the factor of safety is 3. 630 lb.ft 225 lb/ft A E B 30° 200...