Problem 3 Determine the minimum force P which causes impending motion. The weight of blocks A, B and C are respecti...
Determine the smallest angle θθ which will cause motion of one of the blocks. Determine is the friction force under the block AA at this angle. FA=? Determine is the friction force under the block BB at this angle. FB? Two blocks A and B have a weight of 10 lb and 6 lb, respectively. They are resting on the incline for which the coefficients of static friction are u A = 0.16 and uB = 0.24. Determine the angle...
*4-56. Two blocks A and B have a weight of 50 N and N, respectively. They are resting on the incline for which tiu coefficients of static friction are μΑ-0.15 and μΒ Determine the angle 0 which will cause motion of one of the blocks. What is the friction force under each of the blocks when this occurs? The spring has a stiffness of k 30 N and is originally unstretched. the k 30 N/m Probs. 4-55/56
Two blocks A and B have a weight of 9 lb and 6 lb, respectively, They are resting on the incline for which the coefficients of static friction are p = 0.16 and B = 0.26. Determine the angle which will cause motion of one of the blocks. What is the friction force under each of the blocks when this occurs? The spring has a stiffness of k = 2 lb/ft and is originally unstretched (Figure 1) Part A Determine...
If the applied force P = 250 N, determine (a) the required minimum compression in the spring so that the wedge will not move to the right. Neglect the weight of A and B. The coefficient of static friction for all contacting surfaces (i.e. between B & A, and A & C) is ? = 0.35. Neglect friction at the rollers. (b) Draw the free body diagram of object A. (Final Answer = 0.0183 m)
Blocks A and B have a mass of 7 kg and 14 kg , respectively. (Figure 1) 300 mm D B 400 mm ДАВ 0.3 A P ДА = 0.1 Part A Using the coefficients of static friction indicated, determine the largest force P which can be applied to the cord without causing motion. There are pulleys at C and D. Express your answer to three significant figures and include the appropriate units. μΑ ? P= Value Units
Problem 2: The system in the figure consists of two blocks (particles) A and B of masses ma -20 kg and тв--100 kg acted upon by a force P as shown. The coefficients of static and kinetic friction between blocks A and B is μ,- 4k = 0.5 There is no friction between block B and the ground. Gravity g9.81 m/s2 acts downward 20 kg 100 kg a) Specify appropriate position variables and write the equations of motion of the...
KHomework 6, Chapters 8, 9 Item 5 Two blocks A and B have a weight of 11 lb and 5 lb, respectively They are resting on the incline for which the coefficients of static friction are 0.14 and 025. Determine the angle e which will cause motion of one of the blocks. What is the friction force under each of the blocks when this occurs? The spring has a stiffness of k 2 lb/ft and is originally unstretched. (Figure 1)...
As shown in the figure, two blocks, A and B. on inclined planes are held together by a cord. The two blocks weigh 80 lb and W. respectively. Determine, at the largest value of W for which neither block moves, a) The direction of impending motion (A to B OR B to A). b) The tension in the cord at A (TA). c) The tension in the cord at B (To). d) Magnitude of W (W ) Assume, the coefficient...
Determine the minimum force P required to move the 50-kg block to the right. The coefficient of static friction between the block and the surface is ui = 0.6 and the coefficient of static friction between the peg and the rope is p2 = 0.3. M2 50 kg
I need help on #1 1. The 20-N block A and the 30-N block B are supported by an incline that is held in the position shown. Knowing that the coefficient of static friction is 0.25 between the two blocks and zero between block B and the incline, determine the value of e for which motion is impending, 2. A 40-kg packing crate must be moved to the left along the floor without tipping. Knowing that the coefficient of static...