The block of mass m1 = m0 is attached to a spring of elastic constant k = (m0g)/H and natural length negligible. In addition, it is connected by an ideal string to another mass m2 = 2m0. The friction in the system is negligible. If the system is released from rest when x = 0. Determine: a) The speed of the blocks when x = H . b) The maximum displacement reaches by block m1. H www X m₁ m2

The 5.5-kg uniform rod is pinned at end A. It is also subjected to a couple moment of 50 Nm. The spring is unstretched when 0 = 0, and has a stiffness of k = 60 N/m. (Figure 1) Figure k = 60 N/m -0.5 m- 0 B 2 m 50 N·m 1 of 1 Part A Determine the smallest angle for equilibrium. Express your answer in degrees to three significant figures. 0 = for Part A for Part A for Part, A for Part A undo for Part A redo for Part A reset for Part A keyboard shortcuts for Part A help for Part A Submit Provide Feedback Request Answer Next >

Question 3 T/2 A 1200 Nm A homogeneous steel shaft (G=83GPA) loaded as shown in the above Figure. Assuming T = 300 N-m, determine the torsional force in N-m in Member AB. Note: Include sign (+/-), assuming the direction of Torsion (T) at D is positive Given: AB: Length = 1.75m, Diameter = 75mm BC: Length = 1.50m, Diameter = 60mm AB: Length = 1.00m, Diameter = 40mm

Hydrostatic forces on inclined plane surface 6Q. A rectangular gate having a width of 4 ft is located in the sloping side of a tank as shown in the figure. The gate is hinged along its top edge and is held in position by the force P. Neglect the friction at the hinge and weight of the gate. Determine the required value of P. V Water Hinge Gate 60° 6 ft 10 ft

8. The link shown in the figure is pin-connected at A and rests against a smooth support at B. Draw the free-body diagram for the link and use it to compute the horizontal and vertical components of the reaction at pin A. Neglect the weight of the link. В 30 0.75 m 90 N· m 0.5 m 60 N

Ex10-2 A vertical cantilever beam supported a weight of W. The beam has flexural rigidity EI and tensile rigidity EA. Find the fundamental period of the system in vertical motion and horizontal motion supposed that the beam is massless. F, = 1

Calculate the forces in members BC, BE, and EF. Solve for each force from an equilibrium equation which contains that force as the only unknown. The forces are positive if in tension, negative if in compression. 4.0 m BC- Answers: BE- A 4.0 m EF= G B 4.0 m 4.0 m с 4.0 m 2.5 m 3 3 3 22.5 KN KN

Can the system in given figure be in static equilibrium in the position shown? The uniform bar AB weighs 500 lb, and the weight of block C is 300 lb. Friction at A is negligible, and the coefficient of static friction is 0.4 at the other two contact surfaces. B C 5 m 30° 50°

Problem 5.71 The rod is supported by a ball-and-socket joint A and cables BC and BD. Suppose that F = 950 N. (Figure 1) Figure 1 X of 1 B E 3 m 2 m 2 m A -3 m D 3 m > Part A Determine the x, y, and z components of reaction at A necessary for equilibrium of the rod using scalar notation. Express your answers using three significant figures separated by commas. VE ΑΣΦ Az. Ay, Az = 0,0,0 Submit Part B Incorrect; Try Again; 5 attempts remaining TBC = Submit Determine the tension in the cable BC necessary for equilibrium of the rod. Express your answer to three significant figures and include the appropriate units. Part C My Answers Give Up TBD = Submit Ivec 1 μA Value Units My Answers Give Up μA Determine the tension in the cable BD necessary for equilibrium of the rod. Express your answer to three significant figures and include the appropriate units. Value Units B My Answers Give Up ? ? ? N

Calculate the forces in members BC, BE, and EF. Solve for each force from an equilibrium equation which contains that force as the only unknown. The forces are positive if in tension, negative if in compression. 2.0 m A Answers: BE= G EF= BC= i 2.0 m i i 2.0 m 2.0 m 1.5 m. E 14.0 KN 2.0 m Ξ Ξ Ξ KN KN D