A 5.94 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force F=11.7N at an angle theta=21.0degrees above the horizontal, as shown. What is the magnitude of the acceleration of the block when the force is applied?
A 5.94 kg block located on a horizontal frictionless floor is pulled by a cord that...
A 4.13 block located on a horizontal floor is pulled by a cord that exerts ล force F = 12.3 N at an ar gle θ floor is 0.08 27.40 above the horizontal, as shown in the Figure The coe ice t uf kirletic friction between the block and the What is the nomal lorce belween the blotk and the oor? Submit Answer I Tries 1/5 Previous Tries What is the acceleration of the block? Subrmit Answer Tries 1/5 Previous...
2. The figure shows a 7 kg block being pulled along a frictionless floor by a cord that applies a force of constant magnitude 16 N but with an angle 0 (t) that varies with time. (a) for an angle e, draw a free-body diagram showing the forces applied to the block, and find expressions for the x & y components of the force on the block. (b) When angle 0 = 27°, find the block's acceleration. When angle 0...
1. A block of mass m = 5.0 kg is pulled along a horizontal floor or up the ramp by a force of magnitude F = 50 N. The coefficient of kinetic friction between the block and surface is 0.15 and the magnitude of the angle θ = 25.0°. (a) Make a free-body diagram of the block for each case. (b) Calculate the magnitude of the normal force and kinetic friction force for each case. (c) Calculate the acceleration of...
7) A 4.0-kg block is on a frictionless horizontal surface. The block is at rest when, at t = 0, a force (magnitude F = 8.3 N) acting at an angle of 38° above the horizontal is applied to the block. At what rate is the force F doing work at t = 3.0 s?
rope block A5 kg block is sliding on a horizontal surface while being pulled by a child using a rope attached to the center of the block. The rope exerts a constant force of 26 N at an angle of 0 = 30 degrees above the horizontal on the block. Friction exists between the block and supporting surface (with Hs = 0.21 and 4x = 0.11). What is the horizontal acceleration of the block?
rope block A5 kg block is sliding on a horizontal surface while being pulled by a child using a rope attached to the center of the block. The rope exerts a constant force of 28.33 N at an angle of 0 = 30 degrees above the horizontal on the block. Friction exists between the block and supporting surface (with Mg = 0.23 and Uk = 0.15). What is the horizontal acceleration of the block?
Problem 3 A 6-kg block is moving on a horizontal frictionless floor with a speed of 4 m/s when a constant horizontal force F is applied to the block. The speed of the block increases to 10 m/s within a distance of 5 m. Find (a) initial and final kinetic energy, and (b) the applied force F Problem 4 A0.50 kg block sliding on a horizontal frictionless surface with a speed of 2.5 m/s strikes a light spring that has...
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as shown in the figure. The 6.00-kg block is being pushed by a horizontal 20.0-N force as shown. 1. 20.0 6.00 4.00 kg kg A) Draw free-body diagram and write the equation of motion for the 6.0kg block Free-Body Diagram X: Y: B) Draw free-body diagram and write the equation of motion for the 4.0kg block X: Free-Body Diagram Y: C) What is the common...
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(26) A block of mass mi located on a horizontal frictionless surface is connected by a light non-stretchable cord that passes over a massless frictionless pulley to a second block of mass m2, which is allowed to move on an inclined friction- less plane of angle e, as shown in Fig. 5.37. Find the acceleration of the two blocks and the tension in the cord when mı = 2 kg, m2 =6 kg, sin 0 =4/5, and cos...
A block of mass M is pulled with a rope that exerts a force of a magnitude F, causing it to slide over horizontal ground with kinetic coefficient of friction p (use "mu" when you input your answer). The force is applied at angle theta (use "theta" when you input your answer) above the horizontal shown below. Resolve F into components using the coordinate system shown: F_x, F_y =, Find the sum of the force components in the y-direction acting...