The mechanism is subjected to a horizontal force as shown. Determine the value of vertical force P that you need to apply to just Imove the rough block down. The coefficient of static friction between the surface of the grove and the block is 0.3. 300 mm 30° C 300 mm 300 mm 800 N Enter your answer in N (Format round of to a whole number, No unit)
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- The coefficients of friction between the block ana the rail are us= 0.25 and uk= 0.20. Given: P2 = 200 N. P1 350 P2 Find the magnitude and direction of the smallest force P1 required to start the block moving up the rail. (You must provide an answer before moving on to the next part.) The magnitude and direction of the smallest force P1 required to start the block moving up the rail is °. N v (Click to select)4. For this series of 4 questions, two blocks, A and B, are connected using the cable and pulley system as shown. (The cable and pulley system is friction-less and weight- less.) The coefficient of kinetic friction between block A and the inclined plane is μk = 0. 2. Initially the blocks are moving but eventually come to stop. You will be asked to solve for different things. Please pay attention: the numbers may change from problem to problem since they are randomized. 3) If the blocks and the cable-pulley system are considered as one system, during this process from the blocks moving to them coming to stop, which forces are doing work to this system? A B C D Weight of block B. Weight of block A. Friction between block A and the incline plane. Tension force in the cable connecting to block B. Tension force in the cable connecting to block A.If the uniform cabinet has weight of 200 lb, and the coefficient of static friction between the cabinet and the ground is g = 0.14, determine the minimum force P that can make the cabinet slide. Please pay attention: the numbers may change since they are randomized. Your answer must include 1 place after the decimal point and proper unit. Take g = 32.2 ft/s². Your Answer: Answer P 4 ft units A -1 ft-1 ft- 3.5 ft B
- Review Part A It takes a vertical force of F = 45,000 lb to separate the two parts at A and C in (Figure 1). Determine the force P the hydraulic cylinder must exert on the wedge in order to push it forward. The coefficient of static friction between the wedge and members AB and CD is µs = 0.2. Express your answer in kilopounds to three significant figures. vec P = kip Figure 1 of 1 Submit Request Answer < Return to Assignment Provide Feedback D P4. For this series of 4 questions, two blocks, A and B, are connected using the cable and pulley system as shown. (The cable and pulley system is friction-less and weight- less.) The coefficient of kinetic friction between block A and the inclined plane is μ = 0. 2. Initially the blocks are moving but eventually come to stop. You will be asked to solve for different things. Please pay attention: the numbers may change from problem to problem since they are randomized. 4) If block A weighs 100 lb and block B weighs 65 lb, and initially block A moves down the plane at a velocity of 7.1 ft/s, determine how far block A will move along the surface until it stops. Your answer must include 2 places after the decimal point and the proper unit. Take g = 32.2 ft/s². A Your Answer: Answer B units C DQuestion #7 from screenshot Perform a linear least squares fit with the applied force as the vertical axis and the acceleration as the horizontal axis. the slope of the fit is equal to the total mass (m1 + mZ)exp and the intercept is the frictional force f. Record those and the value of the correlation coefficient r. (This is the calculation thatwill be performed for the data of the laboratory.)
- 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?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: 30A cone clutch is drawn showing the mating surfaces. Assume that the mating parts are forced into contact with a normal pressure on the mating surfaces of 10 psi. The area of contact is the product of the 2 inches dimension and the mean circumference of the mating parts, that is, 2 × π × 8. The total normal force in pounds is 10 times the area just found. If the coefficient of friction is 0.35, determine the force of friction between the mating surfaces. Give solution. (Ans. F=176 lb)
- 5 Find the Jeast value of P that will just start the system of blocks shown moving to the left. The coefficient of friction under each block is 0,25. 300 N 100 N 30°The weight of the cylindrical tank is negligible in comparison to the weight of water it contains. The coefficient of static friction between the tank and the horizontal surface is µs. 30 -r = 1.5 ft 5 ft Assuming a full tank, find the smallest force P required to tip the tank. c. 655.55 lb d. 722.22 lb Determine the smallest µs that would allow tipping to take place. c. 0.422 d. 0.189 a. 567.41 lb b. 823.11 lb a. 0.256 b. 0.332 If the force P=350 lb initiates tipping, determine the depth of water in the tank. с. 4.22 ft d. 3.45 ft а. 3.08 ft b. 2.89 ftA mountain camper has problems with his off road vehicle. To hold it in place the camper wraps a rope abound a treen + turns. The coefficient of friction between the rope and the tree is u. = 0.23. The car pulls on its end of the rope with a force of 2250 N. The camper wants to pull on the rope with a force no greater than P = 54 N. P Determine the integer value of n. (Enter the minimum possible integer value of n.)