A box is dragged with a force of 115 N up a ramp a distance of 3 m. If the force makes an angle of 35 degrees with the ramp and the ramp makes an angle of 20 degrees with

45,215 results
  1. physics

    a box with mass 20kg rests on a frictionless ramp with a 15degree slope. a mover pulls up on a rope attached to the box to pull it up the incline. if the rope makes a 40 degree angle with the horizontal, what's the smallest force that the mover will have

  2. PHYSICS

    A 100-kg box is placed on a ramp. As one end of the ramp is raised, the box begins to move downward just as the angle of inclination reaches 15 degrees. What is the coefficient of static friction between box and ramp?

  3. Physics

    A box with mass 13.0 kg moves on a ramp that is inclined at an angle of 55.0∘ above the horizontal. The coefficient of kinetic friction between the box and the ramp surface is μk = 0.300. FIND A) Calculate the magnitude of the acceleration of the box if

  4. another physics problem that i dont understnad..

    An 58.0 N box of clothes is pulled 5.2 m up a 30.0° ramp by a force of 95 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

  5. physics

    In the figure below, a constant force of magnitude 82.0 N is applied to a 2.55 kg shoe box at angle = 64.5°, causing the box to move up a frictionless ramp at constant speed. How much work is done on the box by a when the box has moved through vertical

  6. physics

    a delivery person pulls a 20.8 kg box across the floor. the force exerted on the box is 95.6n (35 above the horizontal). the force of kinetic friction on the box has a magnitude of 75.5n. the box starts from rest. using the work-energy theorem determine

  7. Science

    5. Two people use a ramp to move a heavy box onto a truck. The box weighs 748 N and you exert a force of 187 N to move the box. What is the mechanical advantage of using the ramp?

  8. physics

    You are lowering two boxes, one on top of the other, down a ramp by pulling on a rope parallel to the surface of the ramp. Both blocks move with constant velocity of 15 m/s. The coefficient of kinetic friction between the ramp and the lower box is 0.444

  9. physics

    A box whose mass is 20 kg rests on a frictionless ramp with a 15 degree (upward) slope. A mover pulls up on a rope attached to the box to pull it up the incline. If the rope makes an angle of 40 degree with the horizontal, what force does the mover have to

  10. physics

    An 70.0 N box of clothes is pulled 24.0 m up a 30.0° ramp by a force of 115 N that points along the ramp. If the coefficient of kinetic friction between the box and ramp is 0.22, calculate the change in the box's kinetic energy.

  11. physics

    A 5.84 box sits on a ramp that is inclined at 35.2 above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.27. What horizontal force is required to move the box up the incline with a constant acceleration of 4.30 ?

  12. Physics

    A 21.0-kg box rests on a frictionless ramp with a 15.1° slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 43.6° with the horizontal, what is the smallest force F the mover will have to exert to

  13. Physics

    A man pushes a 200N box of books in a ramp by pushing horizontally on it as shown. The coefficent of kinetic friction is 0.30. What force must be exert to make the box move with constant speed? Suppose M is greater than 0.3; show that if exceeds a certain

  14. physics

    the 2lb box slides on the smooth curved ramp. if the box has a velocity of 30ft/s at A, determine the velocity of the box and the normal force acting on the ramp when the box is located at B and C. assume the radius of curvature of the path is still 5 ft.

  15. Phyiscs

    A wooden box with a mass of 10.0kg rests on a ramp that is inclined at angle of 25 degrees to the horizontal. A rope attached to the box runs parallel to the ramp and then passes over a frictionless pulley. A bucket with a mass of m hangs from the end of

  16. physics

    A 2.25 kg ball experiences a net force of 965 N up a ramp. Once the ball reaches the top of the ramp, the force no longer acts. The force acts over a distance of 1.50 m on the ramp. Find the horizontal distance x that the ball travels before it hits the

  17. physics

    A box with a mass of 22kg is at rest on a ramp inclined at 45 degrees to the horizontal. The coefficient of friction between the box and the ramp are mu static = 0.78 mu kinetic = 0.65. a) Determine the magnitude of the largest force that can be applied

  18. Physics

    A 6.08 kg box sits on a ramp that is inclined at 37.4 ∘ above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.30. What horizontal force is required to move the box up the incline with a constant acceleration of 4.30

  19. physics

    A box with a mass of 22kg is at rest on a ramp inclined at 45 degrees to the horizontal. The coefficient of friction between the box and the ramp are mu static = 0.78 mu kinetic = 0.65. a) Determine the magnitude of the largest force that can be applied

  20. Physics

    1.A student moves a box of books down the hall by pulling on a rope attached to the box. The student pulls with a force of 181 N at an angle of 20.8◦ above the horizontal. The box has a mass of 40.3 kg, and μk between the box and the floor is 0.29. The

  21. Dot Product 1

    A crate is dragged 3m along a smooth level floor by a 30n force applied at 25deg to the floor. Then it is pulled 4m up a ramp inclined at 20deg to the horizontal, using the same force. Then, the crate is dragged a further 5m along a level platform using

  22. Physics

    A 54 kg box is being pushed a distance of 7.0 m across the floor by a force P whose magnitude is 153 N. The force P is parallel to the displacement of the box. The coefficient of kinetic friction is 0.25. Determine the work done on the box by each of the

  23. Yarmouk

    A 10 kg box is being pushed up a slippery ramp as shown in Figure 2.12. The coefficient of friction between the box and the ramp is just μ = 0.1. (a) What force does the man need to apply to the box to keep it traveling up the ramp at a steady speed? (b)

  24. Physics

    A block is sitting on a rough ramp. It is found that a force of F = 200.0 N (directed up the ramp) is required to keep the box from sliding back down the ramp. The angle 𝜃 is 35.0o and the mass of the box is 150.0 kg. What is the coefficient of static

  25. Math: Dot Product

    A box with a weight of 215 N rests on a ramp. There is a frictional force of 27 N exerted on the box directed up the ramp. If the ramp is inclined at 30 degrees, what force must be applied at an angle of 40 degrees to the ramp to maintain equilibrium?

  26. physics

    A mover pushes a 4.21 kg box with a 36.6 N constant horizontal force up a 10.0° ramp that has a height of 1.57 m. If the ramp is assumed to be frictionless, find the speed of the box as it reaches the top of the ramp using work and energy.

  27. physics

    A box of mass 5.0 kg starting from rest slides down a 1.8 m long ramp inclined at an angle of 22.0 deg. from the horizontal. If the ramp is frictionless, how long will it take the box, starting from rest, to reach the bottom of the ramp? if the

  28. PHYSICS

    A 75 kg box starts from the top of a ramp at point A. The coeff of fric. between surface & box is 0.275. The avg. normal force of the surface on the box (while it is on the ramp) is 3/4 of its weight. A) What is the velocity of the box right before it hits

  29. Math

    A box weighing 700 pounds is on a ramp inclined at 15 degrees with the horizontal. Find the force necessary to prevent the box from sliding down the ramp.

  30. physics

    A 5.05kg sits on a ramp that is inclined at 36.5 degrees above horizontal.The coefficient of kinetic friction between box and ramp is mu k= 0.25. What horizontal force is required to move the box up the incline with a constsant acceleration of 4.3m/s^2?

  31. Physics

    A box of textbooks of mass 25.3 kg rests on a loading ramp that makes an angle (ALFA) with the horizontal. The coefficient of kinetic friction is 0.260 and the coefficient of static friction is 0.330 . A) As the angle (ALFA) is increased, find the minimum

  32. Physics

    A 80.0 N box of is pulled 20.0 m up a 30.0 Degree ramp by a force of 115 N, if the coefficient of kinetic friction between the box and the ramp is .22 what is the box's kinetic energy?

  33. physics

    A wooden box with a mass of 10.0kg rests on a ramp that is inclined at an angle of 25 degrees to the horizontal. A rope attatched to the box runs parallel to the ramp and then passes over a frictionless pulley. A bucket with a mass of m hangs from the end

  34. physics

    An 66.0 N box of clothes is pulled 5.5 m up a 30.0° ramp by a force of 116 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

  35. Maths

    A box weighing 20N, resting on a ramp, is kept at equilibrium by a 4-N force at an angle of 20 to the ramp, together with a frictional force of 5N, parallel to the surface of the ramp. Determine the angle of elevation of the ramp.

  36. vectors

    A box weighing 20 N, resting on a ramp, is kept at equilibrium by a 4N force at an angle of 20 degrees to the ramp, together with a friction force of 5N, parallel to the surface of the ramp. Determine the angle of elevation of the ramp.

  37. physics

    the 2lb box slides on the smooth curved ramp. if the box has a velocity of 30ft/s at A, determine the velocity of the box and the normal force acting on the ramp when the box is located at B and C. assume the radius of curvature of the path is still 5 ft.

  38. Physics

    A student pulls on a rope attached to a box of books with a mass of 35.0 kg and moves the box up a ramp at 12 degrees with the horizontal. If the box starts from rest at the bottom of the ramp and is pulled at an angle 25.0 degrees with respect to the

  39. physics

    A 21.2-kg box rests on a frictionless ramp with a 14.3° slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 41.2° with the horizontal, what is the smallest force F the mover will have to exert to

  40. Vectors - check calculation

    A box is dragged with a force of 115 N up a ramp a distance of 3 m. If the force makes an angle of 35 degrees with the ramp and the ramp makes an angle of 20 degrees with the ground, how much work is done? This is what I have so far: W = F * D * cos Theta

  41. calculus

    A box is dragged with a force of 115 N up a ramp a distance of 3 m. If the force makes an angle of 35 degrees with the ramp and the ramp makes an angle of 20 degrees with the ground, how much work is done?

  42. Calculus

    A box is dragged with a force of 115 N up a ramp a distance of 3 m. If the force makes an angle of 35 degrees with the ramp and the ramp makes an angle of 20 degrees with the ground, how much work is done?

  43. physics

    You are pushing a box up an inclined ramp. The force you exert on the box is 19·N up the ramp. The weight of the box is 100·N straight downward. The force friction exerts on the box is 8·N down the ramp. The normal force exerted on the box by the ramp

  44. Physics

    A 115.0 kg box is pushed by a horizontal force F at constant speed up a frictionless ramp which makes an angle of 46.0 deg with the horizontal.what is the magnitude of the normal force between the ramp and the box? The applied force= 1167.04N

  45. vectors

    A 35-kg trunk is dragged 10 m up a ramp inclined at an angle of 12º to the horizontal by a force of 90 N applied at an angle of 20º to the ramp. At the top of the ramp, the trunk is dragged horizontally another 15 m by the same force. Find the total work

  46. Physics

    A 115.0 kg box is pushed by a horizontal force F at constant speed up a frictionless ramp which makes an angle of 46.0 deg with the horizontal. Find the magnitude of the applied force F. what is the magnitude of the normal force between the ramp and the

  47. Physics

    A box is pushed down an incline from point A to point B by a force F (and also under the influence of its weight). The distance from A to B, along the ramp, is 5.0 m. The force F is parallel to the incline, as shown, and has a magnitude of 2.0 N. The force

  48. Physics

    A 251-N force is directed horizontally as shown to push a 25.1-kg box up a ramp at a constant speed. There is friction between the box and the ramp. The angle of ramp is 30 degrees. (a) Calculate the magnitude of the normal force of the ramp on the box.

  49. physics

    A box is pushed a distance d along a ramp at a constant speed by a horizontal force, Fa. The mass of the box is m. The ramp is inclined at an angle of  above the horizontal and the coecient of kinetic friction between the box and the ramp is k.

  50. Discrete Math: Applications of Dot Product

    A 35-kg trunk is dragged 10m up a ramp inclined at an angle of 12 degrees to the horizontal by a force of 90 N applied at an angle of 20 degrees to the ramp. At the top of the ramp, the trunk is dragged horizontally another 15m by the same force. Find the

  51. Physics

    A 251-N force is directed horizontally as shown to push a 25.1-kg box up a ramp at a constant speed. There is friction between the box and the ramp. (a) Calculate the magnitude of the normal force of the ramp on the box. (b) Calculate the coefficient of

  52. physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N

  53. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N

  54. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N

  55. physics

    A student pulls a (34) kg box a distance of (13.50) m up a ramp set at 25.8o using a force of (181) N applied parallel to the ramp. Find the efficiency of the ramp. Give your answer in percent (%) and with 3 significant figures.

  56. Physics

    A delivery person pulls a 35 kg box across the floor. The applied force exerted on the box is 122.5 N [38o above the horizontal]. The force of kinetic friction on the box has a magnitude of 55.0 N. The box starts from rest. Using the Work-energy theorem,

  57. physical aspects

    A 600 lb. oak packing crate is sitting on a cross grained, 14 ft long, oak ramp. The force of the box against the ramp is 520 lbs, and the downhill force on the box is 300 lbs. Will the box slide down the hill all by itself? Give the box a nudge, will it

  58. Physics

    A box is being pushed up the ramp by you at a 15 degree angle. The coefficient of kinetic friction between the box and ramp is .4. The box has a mass of 12 kg and you are pushing up the ramp with a force of 95N. What is the kinetic frictional force? What

  59. physics

    A Box (15.0 kg) is pulled up a 37 degree ramp with a force of 295 N. The frictional force acting on the block is 56.0 N. If Box travels 12.0 m up the ramp, determine the change in Box’s PEgrav.

  60. Phyics

    A box of mass 14.0 kg sits on a horizontal steel ramp 4.8 m long with a coefficient of static friction of 0.40 between the ramp and the box. The end of the ramp is slowly lifted until the box begins to slide down the ramp. What angle does the ramp make

  61. physics

    An 85.7 N box of clothes is pulled 26.2 m up a 31.7 ◦ ramp by a force of 112 N that points along the ramp. The acceleration of gravity is 9.81 m/s 2 . If the coefficient of kinetic friction between the box and ramp is 0.24, calculate the change in the

  62. Physics

    An 82.9 N box of clothes is pulled 28.2 m up a 20.7◦ ramp by a force of 117 N that points along the ramp. The acceleration of gravity is 9.81 m/s^2. If the coefficient of kinetic friction between the box and ramp is 0.29, calculate the change in the

  63. physics

    An 56.0 N box of clothes is pulled 5.2 m up a 30.0° ramp by a force of 104 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy. J

  64. Physics

    An 52.0 N box of clothes is pulled 7.3 m up a 30.0° ramp by a force of 103 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

  65. Physics

    An 52.0 N box of clothes is pulled 7.3 m up a 30.0° ramp by a force of 103 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

  66. physics

    An 56.0 N box of clothes is pulled 5.2 m up a 30.0° ramp by a force of 104 N that points along the ramp. If the coefficient of kinetic friction between the box and the ramp is 0.22, calculate the change in the box's kinetic energy.

  67. Calculus - Dot Product

    A crate is dragged 3m along a smooth level floor by a 30n force applied at 25deg to the floor. Then it is pulled 4m up a ramp inclined at 20deg to the horizontal, using the same force. Then, the crate is dragged a further 5m along a level platform using

  68. Physics

    A box with a mass of 7.00 kg is at rest on a ramp that is at an angle of 20 degrees with the horizontal. The coefficient of static friction between the box and the ramp is 0.800. Use g = 9.80 m/s2. You now want to make the box move by applying a force. To

  69. Physics

    A box weighing 8.0 kg has to be moved from the floor to the back of the truck, using a ramp 2.5 m long inclined at 30°. The worker gives the box a push so that it has initial velocity of 5.0 m/s. Unfortunately, the friction is more than he estimated and

  70. Physics

    A box, with a weight of mg = 25 N, is placed at the top of a ramp and released from rest. The ramp measures 4.40 meters horizontally and 3.50 meters vertically. The box accelerates down the incline, attaining a kinetic energy at the bottom of the ramp of

  71. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N Physics -

  72. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N Physics -

  73. physics please help

    a 65 kg bag is dragged along a 12m ramp in order to get from the ground to the floor of the loading dock 2m above the ground. determine the efficiency of of the ramp. The frictional force acting on the bag is 50N due to the ramp. I don't understand how to

  74. physics

    a 65 kg bag is dragged along a 12m ramp in order to get from the ground to the floor of the loading dock 2m above the ground. determine the efficiency of of the ramp. The frictional force acting on the bag is 50N due to the ramp. I don't understand how to

  75. physics

    A 475 gram box is given a push and it then slides up and back down a ramp with a 35.0° incline. The coefficient of friction is 0.30. (a) Determine the rate of deceleration as the box slides up the ramp. (b) Determine the rate of acceleration as the box

  76. Physics

    A box of mass 1.50 kg is given an initial velocity of 12.5 m/s up an inclined ramp that makes an angle of 25.0o with the ground, which is horizontal. The coefficient of kinetic friction between the box and the ramp is 0.240. How long does the box slide up

  77. Physics

    A box of mass 1.50 kg is given an initial velocity of 12.5 m/s up an inclined ramp that makes an angle of 25.0o with the ground, which is horizontal. The coefficient of kinetic friction between the box and the ramp is 0.240. How long does the box slide up

  78. physics

    A 5.21 box sits on a ramp that is inclined at 37.8 above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.29. What horizontal force is required to move the box up the incline with a constant acceleration of 4.00 ?

  79. physics

    A 5.84kg box sits on a ramp that is inclined at 35.2degrees above the horizontal. The coefficient of kinetic friction between the box and the ramp is 0.27. What horizontal force is required to move the box up the incline with a constant acceleration of

  80. physics

    A box of mass 1.95 kg slides down a frictionless ramp inclined at an angle θ= 42.9 ° at constant speed. The force exerted on the box by the ramp is how many Newtons?

  81. physics

    After placing a 0.500 m dent in the landlords van, the two management students are told they and their 200 daN beer freezer have to go. The new ramp is inclined at an angle of 32.1 o relative to the horizontal. The coefficient of static friction between

  82. physics

    After placing a 0.500 m dent in the landlords van, the two management students are told they and their 200 daN beer freezer have to go. The new ramp is inclined at an angle of 32.1 o relative to the horizontal. The coefficient of static friction between

  83. Physics

    A 10-kg wooden box rests on a ramp that is lying flat. The coefficient of static friction is 0.50, and the coefficient of kinetic friction is 0.30. What is the friction force between the box and ramp if no force horizontal force is applied to the box? a 20

  84. Physical science

    A 11-kg box is dragged across a frictionless surface by a force F=55N. the box travels 4.0ft. what is the work done by the applied force F and the work done by the normal force?

  85. Physics

    A box of mass 54.0 kg is sitting on a ramp which makes an angle of 37.0 degrees with respect to the horizontal. The coefficient of friction between the box and the ramp is 0.21. This box is connected by a massless string over a pulley at the top of the

  86. Math

    A 100-kg box is placed on a ramp. As one end of the ramp is raised, the box begins to move downward just as the angle of inclination reaches 15◦. What is the coefficient of static friction between the box and the ramp?

  87. Physics

    A 10-kg wooden box rests on a wooden ramp. The coefficient of static friction is 0.50, and the coefficient of kinetic friction is 0.30. What is the friction force between the box and ramp if the ramp is at a 25o angle? the ramp is at a 45o angle? what is

  88. Physics

    An 100kg box is placed on the ramp. As one end on the ramp is raised the box begin to move down ward just as the angle of inclination reaches 15 degree . What the coeffenict of static friction between box and ramp .. ?

  89. AP Physics

    A mystery surprise box is sliding down a ramp at a constant speed. The box has a mass of 55.0kg and the ramp makes a 40.0œ angle with the horizontal. What is the coefficient of kinetic friction between the box and the ramp? Please help asap. Thank you.

  90. physics

    A 22.0-kg box rests on a frictionless ramp with a 14.1° slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 38.4° with the horizontal, what is the smallest force F the mover will have to exert to

  91. physics

    A 19.2-kg box rests on a frictionless ramp with a 16.1° slope. The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 43.6° with the horizontal, what is the smallest force F the mover will have to exert to

  92. Physics

    A box is dragged across a floor by a rope which makes an angel 45 degree with the horizontal the tension in the rope is 100N ,while the box is dragged 10m the work done is?

  93. Physics

    Suppose that a 14-m tall platform has a ramp that is 98 m long. If a box needs 245 N of force of lift it, how many N of force is required to push it up the ramp?

  94. physics

    I am helping my friend move into his new apartment. During the move, we have to load boxes into the back of his truck. To make it easier to load them, we've set up a metal ramp so that we can slide the boxes up to the deck of the truck. The box shown in

  95. Physics

    A crate full of artichokes rests on a ramp that is inclined 10.0° above the horizontal. Give the direction of the normal force and the friction force acting on the crate in each of these situations. (a) The crate is at rest. Normal Force : 1.perpendicular

  96. physics

    A 90 kg box is pushed by a horizontal force F at constant speed up a ramp inclined at 28°, as shown. Determine the magnitude of the applied force. when the ramp is frictionless. when the coefficient of kinetic friction is 0.18.

  97. Physics

    A 15 kg box is given an initial push to start it moving up a frictionless ramp with angle theta = 30 degree and length delta r = 22m. What horizontal force F will keep the box moving with constant speed to the top of the ramp?

  98. physics

    A 90Kg box is pushed by a horizontal force F at constant speed up a ramp incined at 28 degrees. Determine the magnitude of applied force when the ramp is frictionless and when the coefficient of kinetic friction is 0.18

  99. Physics

    A crate full of artichokes rests on a ramp that is inclined 10.0° above the horizontal. Give the direction of the normal force and the friction force acting on the crate in each of these situations. (a) The crate is at rest. Normal Force : 1.perpendicular

  100. Physics

    A crate full of artichokes rests on a ramp that is inclined 10.0° above the horizontal. Give the direction of the normal force and the friction force acting on the crate in each of these situations. (a) The crate is at rest. Normal Force : 1.perpendicular

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