A child goes down a playground slide with an acceleration of 1.26 m/s^2. Find the coefficient of kinetic friction between the child and the slide if the slide is inclined at an angle of 33.0° below the horizontal.
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A child goes down a playground slide with an acceleration of 1.26 m/s^2. Find the coefficient of kinetic friction between the child and the slide if the slide is inclined at an angle of 33.0° below the horizontal.
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- Please help with this question, it comes with a few subparts. PLEASE HELP.A 37.5 kg block is pushed at a constant speed up a 24.0° incline by an applied force parallel to the incline. If the coefficient of kinetic friction between the block and the incline is 0.340, find the magnitude of the applied force.A constant force Fa pushes a 22.5-kg box across a rough horizontal surface. The magnitude of Fa is 185 N and the force is inclined at an angle of θ = 30.0° below the horizontal. The coefficient of kinetic friction between the box and the surface is μk = 0.500. What is the magnitude of the box's acceleration?
- of air Question 10. A 16.2-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 65.1 N and is directed at an angle of 30° above the horizontal. Determine the coefficient of kinetic friction. Ans: 0.446 Question 11. A person in tuiA 3.50 kg block is pushed along a horizontal floor by a force of magnitude 15.0 N at an angle 0 = 30.0° with the horizontal (see the figure below). The coefficient of kinetic friction between the block and the floor is 0.250. Calculate the magnitudes of (a) the frictional force on the block from the floor and (b) the block's acceleration. Step 1 Create the free-body diagram. Use the checkboxes to select the correct vectors as instructed above. Move the vectors to the correct starting points and orient them in the correct direction as instructed. Key to Force Labels mg = Gravitational force fs = Static friction FN = Normal force T = Tension fk = Kinetic friction F = Pushing force mg fk fs F FN Draw free-body diagram here Point the acceleration vector in the correct directionA 1,500-N crate is being pushed across a level floor at a constant speed by a force F of 370 N at an angle of 20.0° below the horizontal, as shown in the figure a below. F 20.0° / b 20.0° (a) What is the coefficient of kinetic friction between the crate and the floor? (Enter your answer to at least three decimal places.) 0.220 X Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error.
- Problem 3: A 38.8-kg crate is being pushed at a constant speed by a force of 311 N at an angle of 29 degrees below the horizontal, as shown. Part (a) What is the coefficient of kinetic friction between the crate and the floor? Numeric : A numeric value is expected and not an expression. Uk = Part (b) If the force is pulling at 29 degrees above the horizontal instead of below, as shown, what is the acceleration of the crate in m/s2, assuming the coefficient of friction is the same as in the previous part? Numeric : A numeric value is expected and not an expression. a =Question 8. A 5.41-kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.369. Determine the kinetic frictional force that acts on the box when the elevator is (a) stationary, (b) accelerating upward with an acceleration whose magnitude is 2.64 m/s², and (c) accelerating downward with an acceleration whose magnitude is 2.64 m/s².Ans: 19.56 N; 24.83 N; 14.29 NA warehouse worker exerts a constant horizontal force of magnitude 86.0 N on a 40.0 kg box that is initially at rest on the horizontal floor of the warehouse. When the box has moved a distance of 1.60 m, its speed is 1.00 m/s. What is the coefficient of kinetic friction between the box and the floor?