The ring at B is supported in equilibrium by spring AB, a cable running through the frictionless pulley at C, and cable BD. The pulley radius is 0.0150 m, and the unstretched length of spring AB is 0.21 m. If F = 390 N and F¹ = 170 N at 0=38 degrees, determine the spring constant & and the force exerted on the ring by cable BD expressed in Cartesian components.

If d=2m and F-200N and the mass of ball 30 kg Determine the forces in cables AC and AB in equilibrium 1.5 m F -2 m- Maximum size for new files: 128MB

1b. IF x=2.1m and z=1.8m, determine the j component of the unit vector u_AD. Answer must include 3 places after the decimal point. 1c. If x=2m and z=1.5m, find out the correct equilibrium equation (Newton's 1st law) for the force components along the y axis. T_B is the tension force in cable AB, T_C is the tension force in cable AC, and T_D is the tension in cable AD. 1d.If x=2.1m and z=1.5m, and the mass of the flower por is m=34kg, determine the tension force T_B in cable AB. Answer mus include 1 place after the decimal point and the proper unit. Take g=9.81 m/s^2

For the same problem given in Part A, if the support at B creates a reaction force Bx and By as shown, determine these reaction forces. Assume B is located at 3 m from the origin O along the z-axis Z X By 3 m O 6 m 3.5 m Bx G 3.5 m A 2 m Y

Q3\ The rigid pole and cross-arm assembly is supported by the three cables shown. A turnbuckle at D is tightened until it induces a tension T in CD of 1.2 kN. Express T as a vector. Does it make any difference in the result which coordinate system is used? B 1.5 m /C 1.5 m T= 1.2 kN 3m 2 m 1.5m 3 m D

A(-150, -200) 2/5: A cable stretched between the fixed supports A and B is under a tension T of 900 N. Determine the x and y scalar components of T, first, as a force TA acting on A and second, as a force TB acting on B. Ans. TxA= 749 N, Ty = -499 N TxB = - 749N, Ty = 499N 3 m 2 m is determined that rod AB transmits a 260-N

The L-shaped bar is supported by a fixed support at D and has a force applied to it through cableAB. Determine the magnitudes and directions of the reactions at D if the cable tension is 24 kN.Express the answers in Cartesian vector form. Neglect the weight of the bar

The force vector F has a magnitude of F = 460 lb and acts at point A at an angle = 11° with respect to vertical as shown. The force F is balanced by the tension forces parallel to the two rods AC and AB such that the vector equation F + FAC + FAB 0 is satisfied. Determine the tension forces in the two rods in Cartesian components. b C (CC) Oo BY NC SA 2013 Michael Swanbom a b NF Values for dimensions on the figure are given in the following table. Note the figure may not be to scale. Variable Value 5.9 ft 2.8 ft 3.1 ft For the component notation, use an 'xy' coordinate system with 'y' poining up and 'x' pointing to the right. 3) lb с FAC FAB Submit Question c'es c'es î + a + = 3) lb

5. The figure below represents the anatomy of the lower limb when balanced on your toes and the body weight acts through the tibia. The Achilles Tendon makes an angle (0) of 8° with the vertical and for this foot x1 is 6.2 cm and x2 is 12.3 cm. Calf Muscle Tibia Achilles Tendon Calculate the tension (T) in the Achilles Tendon if a 70 kg man stands on the toes of both feet. Using the values in this example what is the mechanical advantage for this lever and describe what that means in terms of the efficiency of the lever.

Find the crushing force exerted on the rod at B and the magnitude of the horizontal and vertical reactions at pin A, given:F = 55 lbs, L1 = 8.5 in, L2 = 2.3 in, θ = 26 °