Consider the system shown in the figure. (Figure 1) Block A has weight 5.2 N and block B has weight 3.4 N. Once block B is set into downward motion, it descends at a constant speed. Assume that the mass and friction of the pulley are negligible.
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Calculate the coefficient of kinetic friction (mu) between block A and the table top.
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- Two blocks connected by a string are pulled across a horizontal surface by a force applied to one of the blocks, as shown below. The coefficient of kinetic friction between the blocks and the surface is 0.25. If each block has an acceleration of 2.0m/s2to the right, what is the magnitude Fof the applied force?BlockA (100.0 kg) is connect to block B (150.0 kg) as shown. The blocks are released from rest. The coefficient of friction between block Aand the inclined plane is 0.250. The500.0 g pulley has a radius of 5.00 cm. What is the acceleration of each blockafter block B has fallen 1.50 m? (Solve using Newton's Laws. You may assume africtionless pulley.) 20.0⁰ A BIn the following figure m = 20.0 kg and a622 The coetticient of kinetic friction betwoen the biock and the incline is a -0.40 (Eigure 1) Part A What must be the mass my of the hanging block ifit ia to descend 14.5 m in the tinst 3.00 s after the system is neleaned from rest? Express your anewer with the appropriate units. Figure t of 1 my Value Units Submit Bequest Aner Provide Feedback Next>
- I created a free body diagram but need help explaining how the slope of the ramp can be used to determine the coefficient of friction. Im trying to use math to exaplain using μ = tan(θ) and my rise is 15cm and my run is 55cm. My teacher taught us SOH CAH TOA but im not sure how I would expalin using math. Please help me out!Objects with masses n m, = 15.0 kg and m, = 8.0 kg are connected by a light string that passes oyér a frictionless pulley as in the figure below. If, when the system starts from rest, m, falls 1.00 m in 1.23 s, determine the coefficient of kinetic friction between m, and the table. m1 Need Heln? Read It Master tA mass is given an initial speed V up an inclined rough ramp. m Vo The time for the mass to come to rest up the ramp is tup. The mass then returns down the ramp in time down If tup = 2.15, down = 3.5s and = 20º, what is the coefficient of kinetic friction of the rough ramp?
- A 525 N block is on a rough, horizontal surface with an applied horizontal force as shown in Figure 1. (a) If a force of 295N is required to start the block in motion, what is the coefficient of static friction, us? (b) If force of 205 N is required to maintain the block at constant velocity, what is the coefficient of kinetic friction, uk?Name ver ve Problem 2 Section A 50.0-kg block is being pushed down a 16.0° slope by a force Ê of magnitude 250 ove directed at an angle of 25.0° from the horizontal as shown on the figure. The block moves down the incline plane. The coefficient of kinetic friction between the block and the Blope to 0.200. a) brock. babel each force clearly. Also show your x- and y-axes clearly. | Draw the free body diagram of the block showing all the forces acting on the |25.00 ) 16.0° b) [6 mri Calculate the magnitude of the normal force. hand the the top of Calculate the magnitude of the acceleration of the block. 20.0 peed B0 flling with pointa]A 28.0-kg block is connected to an empty 2.50-kgbucketby a cord running over a frictionless pulley. The coefficient of static friction between the table and the block is 0.41 and the coefficient of kinetic friction between the table and the block is 0.32. Sand is gradually added to the bucket until the system just begins to move. Ignore massof cord. (Figure 1) Calculate the mass of sand added to the bucket. Express your answer to two significant figures and include the appropriate units. Calculate the acceleration of the system. Express your answer to two significant figures and include the appropriate units
- my and Tadiany 28. A block of of mass m, = 4=Ikg another mass m, =2 kg, are placed together (see figure) on an inclined plane with angle of inclination 9. Various values of A are given in List-I. The coefficient of friction between the block m, and the plane is always zero The.coefficient of static and dynamic friction between the blocķ m, and the plane are equal to u =0.3: 1Tn List-T expressiöns for the frictioni on block m, are given. Match the coirect expression of the friction in Lişt-II with the angles given in List-I, and the choose the correct option. The acceleration due to gravity is denoted by g. [Useful inforınation : tan tan List-I List-I (Р) 0 — 5° (1) m2g sine (Q) 0 = 10° (2) (m +m2)gsin 0 (R) 0 = 15° (3) um,g cos 0 (S) 0 = 20°:? (4) µ(m, + m2)g cose (а) Р-1, Q-1, R-1, S-3 (с) Р-2, Q-2, R-2, S-4 (b) Р-2, Q-2, R-2, S-3 (d) Р-2, Q-2, R-3, S-3A 500N block is resting on an inclined plane and is subjected to a constant force of 600N acting parallel to the inclined plane. After the block has moved 3m from rest along the inclined plane, the force 600N is removed. The inclined plane has a slope of 3 vertical to 4 horizontal. Coefficient of friction is 0.20. Solve for the velocity of the block, in m/s, when the force 600N was removed. Round your answer to 2 decimal places.A 247N crate resting on a plane inclined 25-degrees with the horizontal requires a 28N force to bring it down to 7.1m from its initial position. The force is applied 67-degrees with respect to the horizontal. Neglecting friction between the crate and plane, determine the time (in seconds) that the crate had travelled a distance of 7.1m. Answer in two decimal places. Numerical values only. Don't indicate units here, just on the submitted solution. You Answered 2.07 Correct Answer 1.69 margin of error +/- 0.01