The vertical reaction at support O is directed to the positive direction of the x аxis y 3 ft 5 ft 3 ft B C 6 ft 60 lb 250 lb 175 lb 5 ft O True O False
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- 3m Find the rectangular representation of the force F, given that its magnitude 240 N. * F = -135.76 i+ 169.71 j– 101.82 k F = 135.76 i + 169.71 j+ 101.82 k F = 135.76 i - 169.71 j+ 101.82 k F = -135.76i+ 169.71 j+ 101.82 kQ4/ Determine the magnitude of the vector V and the angle e which vector V makes with positive x-axis? V 14 units V1 18 units %3D 60A 0₁ d1 = 4.5 m d2 = 4 m d3 = 1 m B ВА F₁ theta = 15 degrees F1 = 360 Newtons Thanks d1 d2 N C d3 Find the force (tension in cables) AB, and AC. Find the x,y,z components of the reaction force about point O (the orgin)
- Q 3. A frame B is rotated 90 degree about the z-axis, then translated 3 and 5 units relative to the n- and o-axes respectively, then rotated another 90 degree about the n-axis, and finally, 90 degree about the y-axis. Find the new location and orientation of the frame. O 1 0 1 1 0 1 B = - 1 1 13. Find the resultant force and its direction. Use the Ccmponent method. 100 N 110N 30 3ON 160NQ4\ The location of the resultant force of the system below with respect to point C is: 200 #3 #3 360 3. # 2 200 %23 220
- 1- In space ,the point can be specified by position vector r wnich is given by: A:r-ix+ jy c r=ix+ jy + kz B:r=ix+ D:r=ixThe moment of the force F-90lb about the point O in Cartesian vector form is. 1 ft B 4 ft 2 ft 4 f1 Select one: O a Ma Ob M, 1600, 3200k 200j 400k Oc Mo 200j 400k O d. M 200j + 400AThe moment of the force F-480-lb about the point O in Cartesian vector form is. 1 ft> B 4 ft 2 ft 4 ft Select one: O a. Mo = 800;- 1600k O b. Mo = -200j + 400k Oc. Mo =-200j- 400k Od. Mo 200j + 400k EN G
- The following term remain constant when external force on the system is zero isQ2 Use the analytical method to find the resultant and its direction of the forces shown in figure 1. 20 N 45 45 15 N 10 N Figure !HOME WORK 3 Determine the resultant force at A. for the figure below Hint : 1- Find the position of all points A,B,C (x, y, z) 2- Find FAR and FAC 3- Find |raR| and Iracl 4- Find FAR = F UAB and FAC = F UAC 5- Finally find R and a, B,Y 3m Fc= 500N FB= 500N 3m 5m 3m B 4m 2m 5m