Determine the range of values which the weights W may have so that the ( 155) kg block shown in figure (3) will neither start moving up the plane nor slip down the plane. Note neglect the friction in the pulleys.
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- The bar ABC is supported by three identical, ideal springs. Note that the springs are always vertical because the collars to which they are attached are free to slide on the horizontal rail. Find the angle at equilibrium if W = kL. Neglect the weight of the bar.The figure shows a steel bar being processed by a rolling mill. Given that P=80kN and r =0.016, determine the force F required to advance the bar at a constant speed.The 500KN block shown is in contact with a 45°incline. The w coefficient of friction is 0.25. Determine the horizontal force P necessary to 1.Just start the block up the 45° incline 2.Just to prevent the motion down the incline. 3.lf P=400KN, what is the amount and direction of friction force?
- The block of weight W = 10 kN is pulled by the force P inclined at the angle = 15 to the horizontal. Find the smallest force P (in kN, round-off to 2 decimal places) that would cause impending sliding of the block. The angle of static friction between the block and the ground is = 15.Two bodies is connected in point C, are supported by rigid underlay at an angle α. F is the force acting on right body. We are considering the weight of bodies G and the friction between the bodies and the underlay. Length of bodies l=2000mm. G1= 160 N, G2= 180 N, α = 30° Find: 1.) Find the magnitude of the force so that it slips on the underlay 2.) Draw the dependence of the force F as a function of the coefficient of friction f (in the range 0-0.5)A string has a tension T = 5.3 Newtons and connects the two blocks of m1 =3.0 kg and m2 =11.7 kg. Find the value of force F in Newtons assuming the friction is negligible. (only numbers in the box)
- Q1: In the Figure 1, two forces (P & Q) are acting on the same fixed point A. Find the resultant of these forces and its angle with the horizon by using: (a) Graphical solution. (b) Trigonometric solution. Q = 60 N Figure 1: P 40 N 35 Q2: A block of 15 kg was place on an inclined surface as shown in Figure 2. If the static coefficient of friction between the block and the surface is 0.3, find: (a) the maximum friction force. (b) the equilibrium state of the block. 15 kg Figure 2: 30consider the mass and pulley system in the attached file. mass m1 = 29 kg and mass m2 = 12kg. the angle of the inclined plane is given and the coefficient of kinetic friction between mass m2 and the inclined plane is uk = 0.12. assume the pulleys are massless and frictionless when mass m2 moves a distance 4.94 m up the ramp, how far downward does mass m1 move? d= ?Q1) Yousif pushes toward the right on an 11.0 N force on the box in the opposite direction. The magnitude of the kinetic friction force between the box and the very smooth floor is 4.50 N as the box slides toward the right. Also, the magnitude of the normal force is 98 N. For the above information, find the following? a box with a force of magnitude 31.0 N. Sarah applies 6. The free-body diagram 7. The mass of the box 8. The box's acceleration in the x-direction 9. The box's acceleration in the y-direction 10. coefficient of dynamic friction Q 2) A rope pulls the block up the ramp, as shown in the figure. Find the following: 7. Draw a free body diagram for the block. 8. Write the equation that sums the forces on the block that are parallel to the ramp. 9. Write the equation that sums the forces on the block that are perpendicular to the ramp. 10. What is the acceleration of the block perpendicular to the ramp? 11. What is the friction force? a = 4.3 m/s? T = N A = 0.45 6.0 kg 0= 30°…
- An engineer trying to determine whether her crane will tip over when attempting to lift a 29K load. Her crane has a 5K chassis and 50K counterweight. Assume all other parts of the crane have negligible weight. 5ft Answer all questions relative to the rotation point. How much torque is caused by the load? unit v How much torque is caused by the chassis? unit How much torque is caused by the counterweight? unit v counter BARNHART weight What would happen if the crane tried to lift the load? finalize (after completing ALL problems) check answers cannot be 16: rotational motion, review os Scientific Online CalculatorA puck weighs 8 lb and rests on the center of the frictionless surface of the ramp supported in equilibrium by ropes AC and BC. Determine the normal force the ramp exerts on the puck as well as the tension in each of the two ropes. g Variable Value Values for dimensions on the figure are given in the following table. Note the figure may not be to scale. a b C d e f g9 36.0 in 45.0 in 13.5 in 27.7 in 45.0 in 18.0 in 35.0 in B The normal force acting on the puck is pounds The tension in rope AC is The tension in rope BC is C pounds poundsIn the above system with frictionless pulleys, 45 lb and W weights are hung on both sides. What must the weight W be in order for the 300 lb block to overcome the μ friction force and move on?