Block A weighs 1.4 N and block B weighs 4.2 N. The coefficient of kinetic friction between all surfaces is 0.3. Find the magnitude of force F as shown in Fig. 1 necessary to drag block B to the left at an acceleration of 2 m/s2 if A and B are connected by a light flexible cord passing around a fixed frictionless pulley. F А 30° B Fig. 1
Block A in the figure has mass mA = 4.20 kg, and block B has mass mB = 2.40 kg. The coefficient of kinetic friction between block B and the horizontal plane is μk = 0.520. The inclined plane is frictionless and at angle θ = 34.0°. The pulley serves only to change the direction of the cord connecting the blocks. The cord has negligible mass. Find (a) the tension in the cord and (b) the magnitude of the acceleration...
3.Block A with weights N1, and block B with weights N2. The coefficient of kinetic friction between all surface is pp Show the magnitude of the horizon- tal force F necessary to drag block B to the left with constant acceleration a if A and B are connected by a light flexible cord passing around a fixed, frictionless pulley.
(a) As shown in Figure 4(a), a wooden block A with mass ma = 2.4 kg on a rough inclined plane is connected to a massless spring (k = 160 N/m) fixed to the top of the inclined plane. The angle of the inclined plane is @ = 37º and the coefficient of kinetic friction is uk = 0.30. The other end of block A is connected to block B via a massless cord passing over a pulley P of...
[2] A block with mass ma is placed on an inclined plane with slope angle α and is connected to a second hinging block with mass ma > ma by a massless cord passing over a small frictionless pulley (see figure). The coefficient of kinetic friction between mass mA and the incline is negligible. Initially the masses are at rest, with mass mA at the bottom of the incline and mass mg a height h above the table supporting the...
2017 > Book in the figure weighs 135 N Review and block Constants weighs 3.29 N. The coefficient of kinetic friction between all e s is 0.20 Part A Find the magnitude of the horizontal force F necessary to drag block to the left at constant speed and B are connected by a light, oblecord passing around a fixed, frictionless pulley. 30 AED RO? Submit Request Answer Provide Feedback
A block of mass m1 = 39 kg on a horizontal surface is connected to a mass m2 = 22.5 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction betweenm1 and the horizontal surface is 0.23.A) What is the magnitude of the acceleration (in m/s2) of the hanging mass?B) Determine the magnitude of the tension (in N) in...
A block of mass m1 = 36 kg on a horizontal surface is connected to a mass m2 = 17.1 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction between m1 and the horizontal surface is 0.25. (a) What is the magnitude of the acceleration (in m/s2) of the hanging mass? ____ m/s2 (b) Determine the magnitude of...
Please help, I dont understand this... A block of mass m1 = 34 kg on a horizontal surface is connected to a mass m2 = 16.5 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction between m1 and the horizontal surface is 0.23. (a) What is the magnitude of the acceleration (in m/s2) of the hanging mass? (b)...
mi 13) A block with mass m = 5.00 kg is placed on an inclined plane with slope of a = 30.0° and is connected to a hanging block with mass m2 = 3.00 kg by a cord passing over a small, frictionless pulley as shown in the figure to the right. The coefficient of static friction is 0.333, and the coefficient of kinetic friction is 0.150. What is the magnitude and direction of the friction force on block mı?