A 20.0 kg box slides down a 12.0 m long incline at an angle of 3.0 degrees with the horizontal. A force of 50.0 N is applied to the box to try to pull it up the incline. The applied

48,761 results
  1. Physics

    A 2.0Kg otter starts from rest at the top of a muddy incline 85 cm long and slides down to the bottom in .50s. What net force acts on the otter along the incline?

  2. physics

    You are a member of an alpine rescue team and must get a box of supplies, with mass 3.00kg , up an incline of constant slope angle 30.0∘ so that it reaches a stranded skier who is a vertical distance 2.90m above the bottom of the incline. There is some

  3. Engineering science

    2. A wooden block slides directly down an inclined plane, at a constant velocity of 6 m/s. a. How large is the coefficient of kinetic friction if the plane makes an angle of 25 degrees with the horizontal? b. If the angle of incline is changed to 10º, how

  4. physics

    A 20.0 kg box slides down a 12.0 m long incline at an angle of 3.0 degrees with the horizontal. A force of 50.0 N is applied to the box to try to pull it up the incline. The applied force makes an angle of 0.00 degrees to the incline. If the incline has a

  5. physical

    A box slides downwards at a constant velocity on an inclined surface that has a coefficient of friction uK = .58 The angle of the incline, in degrees?

  6. Physics

    A box is sliding up an incline that makes an angle of 15.0 degrees with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box and the surface of the incline is

  7. Physics

    A student decides to move a box of books into her dormitory room by pulling on a rope attached to the box. She pulls with a force of 130 N at an angle of 30.0° above the horizontal. The box has a mass of 24.0 kg, and the coefficient of kinetic friction

  8. physics

    a 12.0 kg box is released from the top of smooth incline that is 5.00m long and makes an angle 40 degrees with the horizontal.(a)What will be the acceleration of the box?(b)how long will it take to reach the bottom? Draw out a triangle diagram of the

  9. physics

    A 20.0 kg box slides down a 12.0 m long incline at an angle of 3.0 degrees with the horizontal. A force of 50.0 N is applied to the box to try to pull it up the incline. The applied force makes an angle of 0.00 degrees to the incline. If the incline has a

  10. science: physics

    A 2.0 kg breadbox on a frictionless incline of angle is connected, by a cord that runs over a pulley, to a light spring of spring constant , as shown in Fig. 8-42. The box is released from rest when the spring is unstretched. Assume that the pulley is

  11. physics

    a 250 kg crate is placed on an adjustable incline plane. If the crate slides down the incline with an exceleration of 0.7 m/s squared when the incline angle is 25 degrees, then what sould the incline angle be in order for the crate to slide down the plane

  12. physics please help :/

    A 0.50-kg block, starting at rest, slides down a 30.0° incline with kinetic friction coefficient 0.30 (the figure below). After sliding 84 cm down the incline, it slides across a frictionless horizontal surface and encounters a spring (k = 33 N/m). (a)

  13. Physics

    A 2.2 kg otter starts from rest at the top of a muddy incline 93.9 cm long and slides down to the bottom in 0.60 s. What net external force acts on the otter along the incline? Does anyone know how to do this?

  14. physics

    A box slides down a frictionless 35 degree incline. Determine its acceleration. If the incline is 10.0 m long and the box starts from rest, how much time does it take to get to the bottom?

  15. physics

    Roger pushes a box on a 30° incline. If he applies a force of 60 newtons parallel to the incline and displaces the box 10 meters along the incline, how much work will he do on the box?

  16. Physics

    A box is sliding down an incline tilted at an angle of 2.14° above horizontal. The box is sliding down the incline at a speed of 5.15 m/s. The coefficient of kinetic friction between the box and the incline is 0.387. How far does the box slide down the

  17. physics

    An block of mass m , starting from rest, slides down an inclined plane of length L and angle θ with respect to the horizontal. The coefficient of kinetic friction between the block and the inclined surface is μ1 . At the bottom of the incline, the block

  18. Physics

    A box which has a mass of 14kg is sliding along a horizontal surface with a velocity of 18m/s when it encounters a frictionless inclined plane which meets the horizontal at an angle of 28 degrees. The box slides up the incline until it comes to a halt. How

  19. Physics

    Hello can someone please help me with this physics question and show the work so I can understand? A box at the top of a rough incline possesses 981 joules more gravitational potential energy than it does at the bottom. As the box slides to the bottom of

  20. physis

    A box slides downwards at a constant velocity on an inclined surface that has a coefficient of friction uK = .58 The angle of the incline, in degrees, is most nearly:

  21. mechanics

    A 2kg box starts from rest and slides down an incline as shown in the picture above. If the block loses 24 Joules of energy due to friction as it slides down the ramp, what is the speed of the box as it reaches the bottom of the ramp? If needed, g=10ms2

  22. PHYSIC

    You are a member of an alpine rescue team and must project a box of supplies, with mass m, up an incline of constant slope angle α so that it reaches a stranded skier who is a vertical distance h above the bottom of the incline. The incline is slippery,

  23. physicsssss

    two blocks are connected over a pulley. The mass of block A is 10 kg and the coefficient of kinetic friction between A and the incline is 0.24. Angle èof the incline is 30°. Block A slides down the incline at constant speed. What is the mass of block B?

  24. physics

    A 0.50-kg block, starting at rest, slides down a 30.0° incline with kinetic friction coefficient 0.30 (the figure below). After sliding 84 cm down the incline, it slides across a frictionless horizontal surface and encounters a spring (k = 33 N/m). (a)

  25. physics

    a 15-kilogram box is dragged up an incline that is 8.0 meters long and makes an angle of 15 degrees with the horizontal. If the coefficient of friction between the box and the incline is .40, calculate the amount of work done by the applied force.

  26. 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

  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 2.20 kg box slides down a rough incline plane from a height h of 1.39 m. The box had a speed of 2.77 m/s at the top and a speed of 2.34 m/s at the bottom. Calculate the mechanical energy lost due to friction

  29. physics

    A 0.50-kg block, starting at rest, slides down a 30.0° incline with kinetic friction coefficient 0.30 (the figure below). After sliding 84 cm down the incline, it slides across a frictionless horizontal surface and encounters a spring (k = 33 N/m). (a)

  30. physics

    A 1.5 kg otter starts from rest at the top of a muddy incline 87.1 cm long and slides down to the bottom in 0.60 s. What net external force acts on the otter along the incline?

  31. physics

    A small block with mass 0.308 kg is sliding down a frictionless ramp that is inclined at an angle of 53.1° above the horizontal. Assume g = 9.80 m/s2. (a) As the object slides down the incline, what is the magnitude of the normal force that the surface of

  32. mechanics 12

    A 1.8 kg breadbox on a frictionless incline of angle θ = 37° is connected, by a cord that runs over a pulley, to a light spring of spring constant k = 120 N/m, as shown in the figure below. The box is released from rest when the spring is unstretched.

  33. Physics

    A student decides to move a box of books into her dormitory room by pulling on a rope attached to the box. She pulls with a force of 100.0 N at an angle of 25.0° above the horizontal. The box has a mass of 25.0 kg, and the coefficient of kinetic friction

  34. Physics

    Two blocks with masses M1=8.50kg and M2=1.40kg are attached by a thin string which goes over a frictionless, massless pulley. M1 slides on an incline and there is friction between M1 and the incline. The incline is at an angle of 23.0 degrees from

  35. PHYSICS

    A box slides down a frictionless, 10-meter, 30o incline. Calculate the gravitational potential energy at both the beginning and end of the motion. Calculate the work done by GRAVITY as the box slides down the incline. Compare this to the overall change in

  36. Physics Energy and Work

    A 20.0 kg child on skis, initially at rest, slides 2.0 m down an incline at an angle of 20.0 degrees with the horizontal. If there is no friction between incline and skis, what is the kinetic energy of the child at the bottom of the incline?

  37. Physics

    A 100 lb block of ice slides down an incline 5.0 ft long and 3.0 ft high. A worker pushes up on the ice parallel to the incline so that it slides down at constant speed. The coefficient of friction between the ice and incline is 0.10. Find the force

  38. Physics

    A 4 kg block slides down a frictionless incline making an angle of 60° with the horizontal. (a) What is the total work done on the block when the block slides 2 m (measured along the incline)? (b) What is the speed of the block after it has slid 1.5 m if

  39. physics

    A 25 kg box slides, from rest, down a 9-m-long incline making an angle 15 degrees with the horizontal. The speed of the box when it reaches the bottom of the incline is 2.40 m/s. (a) What is the coefficient of kinetic friction between the box and the

  40. Physics

    A box starting from rest, slides down an incline which makes an angle of θ above the horizontal. The incline has a maximum height of h above the platform on which it sits which is itself H above the ground. The box leaves the end of the ramp and

  41. Physics

    A box starting from rest, slides down an incline which makes an angle of θ above the horizontal. The incline has a maximum height of h above the platform on which it sits which is itself H above the ground. The box leaves the end of the ramp and

  42. Physics

    A box is sliding up an incline that makes an angle of 13.0° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box at the bottom of the incline is 1.80 m/s.

  43. PHYSICS

    A box is sliding up an incline that makes an angle of 21.8° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.170. The initial speed of the box at the bottom of the incline is 3.48 m/s.

  44. Physics

    A box is sliding up an incline that makes an angle of 12.0° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box at the bottom of the incline is 1.30 m/s.

  45. physics

    A box is sliding up an incline that makes an angle of 21.8° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.170. The initial speed of the box at the bottom of the incline is 3.48 m/s.

  46. bowie

    A box is sliding up an incline that makes an angle of 21.8° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.170. The initial speed of the box at the bottom of the incline is 3.48 m/s.

  47. Physics!

    HELP!!! A box rest on an incline making a 34 angle with the horizontal. It is found that a parallel force to the incline of at least 240 N can prevent the box from sliding down the incline. If the weight of the box is 800 N, find the coefficient of static

  48. Physics

    A box is sliding up an incline that makes an angle of 17.0° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box at the bottom of the incline is 1.40 m/s.

  49. physics

    A box is sliding up an incline that makes an angle of 21.8° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.170. The initial speed of the box at the bottom of the incline is 3.48 m/s.

  50. 11th grade

    A box is sliding up an incline that makes an angle of 16.0° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box at the bottom of the incline is 1.30m/s.

  51. Physics(Please help)

    1) A box is sliding up an incline that makes an angle of 14.0 ° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.176. The initial speed of the box at the bottom of the incline is 3.72

  52. HELP PHYSICS!! WORK

    How much work is it to push a box (mass 190 kg) up an incline (angle 16 degrees with the horizontal) that is 8.3 meters long, if the coefficient of kinetic friction between the box and the incline is 0.6?

  53. Physics

    How much work is it to push a box (mass 120 kg) up an incline (angle 16 degrees with the horizontal) that is 9.6 meters long, if the coefficient of kinetic friction between the box and the incline is 0.5?

  54. physics help

    I know that the answer to this problem is (0.2237232293) and to begin it by making a force body diagram, but I need help setting up the equation(s). Thanks! A box rest on an incline making a 30 angle with the horizontal. It is found that a parallel force

  55. PHYSICS work on a ramp!!!

    How much work is it to push a box (mass 190 kg) up an incline (angle 16 degrees with the horizontal) that is 8.3 meters long, if the coefficient of kinetic friction between the box and the incline is 0.6? My doubt is how do I find force?

  56. Physics

    A 3.0 kg breadbox on a frictionless incline of angle ¥è = 42 ¢ª is connected, by a cord that runs over a pulley, to a light spring of spring constant k = 110 N/m, as shown in the figure. The box is released from rest when the spring is unstretched.

  57. Physics

    In the figure, a 6-kg box is sliding up an incline that makes an angle of theta=30 degree (with respect to the horizontal). As it slides up the incline, a kinetic frictional force fk acts on it. The acceleration of the block has magnitude 8 m/s2. Let the

  58. Physics

    block of mass 3.5 kg slides down frictionless incline that is 10 m long and inclined at angle of 37 when reaches bottom of incline it collides perfectly inelastically with another block of mass 2 kg then slides along a level floor if coefficient of

  59. Physics

    A box of mass m=1.5 kg is attached to a spring with force constant k=12 and suspended on a frictionless incline that makes a 30 degree angle with respect to the horizontal. With the spring in its unstretched length, the box is released from rest at x=0.

  60. physics

    a 3.0 kg wood box slides from rest down a 30.0 degree inclined plane. How long does it take the box to reach the bottom of the 4.75 m wood incline? The coefficent of friction is 0.30.

  61. physics

    A 7.75 kg(75.95 N)box is placed on a 29.7° incline on top of a lab table. The ramp is 3.11 m long, at the bottom of the incline the box slides horizontally for a short distance before rolling off the lab table. If the table is 0.84 m high, find how far

  62. Physics

    A mass of 14 kg is moving at a speed of 39 m/s at the bottom of incline which is inclined at an angle of 51.6 degrees. The incline has friction and the coefficient of kinetic friction is 0.6. The mass travels up the incline and stops due to both gravity

  63. Physics

    The 3.1 kg box shown below slides with a constant speed down an incline at an angle of θ = 28.0° to the horizontal. What is the coefficient of kinetic friction?

  64. Physics

    A box slides down a frictionless, 10-meter, 30o incline. Calculate the gravitational potential energy at both the beginning and end of the motion. Calculate the work done by GRAVITY as the box slides down the incline. Compare this to the overall change in

  65. Physics

    A 42-kg box slides down a frictionless inclined plane. The angle of the inclined plane is 34.0 degrees. The distance from the box to the bottom of the inclined plane is 3 m. Draw the free body diagram of the force vectors acting on the box. Determine: a.

  66. physics

    a 35.5kg box slides down an incline plane with a 25 degree angle at a constant rate. how do i calculate the coefficient of friction

  67. Physics

    A 5-kg container slides down an incline at an angle of 28 degrees. If the coefficient of kinetic friction is 0.4, what is the container's acceleration when it slides down the incline, and how long does it take for the container to travel 14 meters? (Use

  68. Physics

    A 5-kg container slides down an incline at an angle of 28 degrees. If the coefficient of kinetic friction is 0.4, what is the container's acceleration when it slides down the incline, and how long does it take for the container to travel 14 meters? (Use

  69. physics

    need help with this question please a 1kg block starts at rest and slides down the incline. the coefficient of friction between the incline and the block is 0.1. The height of the incline is 2m, and the angle is 30 degrees. use energy consideration to find

  70. Physics

    The wind blows a 0.50 kg Styrofoam box, initially at rest, across level ground and then up an incline where it comes to a rest. The box slides 6.0 m on level ground before sliding up the 20.0 Ovincline. If the effective coefficient of friction between the

  71. physics

    A frictionless incline is 5.00 m long (the distance from the top of the incline to the bottom, measured along the incline). The vertical distance from the top of the incline to the bottom is 4.03 m. A small block is released from rest at the top of the

  72. 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

  73. 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

  74. College Physics

    A box with a mass of 3.5 kg is resting on a horizontal frictionless incline plane which is inclined at 28 degrees. Another force is applied at an angle of 13 degrees above the direction parallel to the incline. What does the magnitude of this force need to

  75. Physics

    1. A box is placed on the end of a 3 meter plank. One end of the plank is gradually raised and it is observed that the box begins to slide when the board reaches an angle of 25 degrees. a. Determine how long the box will take to reach the end of the plank

  76. Physics

    A box slides down an inclined plane with an acceleration that is precisely two-thirds what it would have been if the slide had been frictionless. Calculate the angle of the incline if the coefficient of kinetic friction of the rough incline is 0.29 I know

  77. Physics

    a 15-kg box is resting on a hill forming an angle with the horizontal. The coefficient of static friction for the box on the surface is 0.45. calculate the maximum angle of the incline just before the box starts to move

  78. Physics

    A box of mass m which carries a charge Q slides down a frictionless inclined plane that makes an angle, theta, with the horizontal. An electric field E points from right to left. How large must E be for the acceleration down the incline to be zero?

  79. physics

    A box slides down a plane 8 m long that is inclined at an angle of 30 degrees with the horizontal. If the box starts from rest and u = 0.25, find a.) the acceleration of the box, b.) it's velocity at the bottom of the plane, and c.) the time required for

  80. Physics

    A box weighing 178N slides down a ramp with an initial velocity of 0.5m/s^2. The ramp has an angle of 24 degrees and is 3m long. What is the acceleration of the box? I know that F=ma but how do I find a?

  81. 12th Grade Physics

    Q. a 2.0 kg block is placed against a spring of force constant 800 N/m, which has been compressed 0.15m. The spring is released, and the block moves 1.2m along a horizontal surface with a coefficient of friction of 0.19. The block then slides up the

  82. Physics

    A wooden plank is inclined at and angle of 23 degrees above the horizontal. A 2.0 kg box attached to a rope is is pulled up the incline. The coefficient of kinetic friction between the box and the wooden plank is 0.15. What does the tension in the rope is

  83. Physics

    A 15kg box is resting on a hill forming an angle with the horizontal. The coefficient of static friction for the box on the surface is 0.45. Calculate the maximum angle of the incline before the box starts to move. Steps included would be great, I have the

  84. physics

    A 15kg box is resting on a hill forming an angle of a horizontal surface. The coefficient of static friction for the box on the surface is 0.45. Calculate the maximum angle of the incline just before the box starts to move.

  85. physics

    A frictionless30degrees incline should provide an acceleration of 4.90m/s2 down the incline. A student with a stopwatch finds that an object, starting from rest, slides down a 15m very smooth incline in exactly 3s. Is the incline frictionless?

  86. physics

    In the figure, two blocks are connected over a pulley. The mass of block A is 7.9 kg and the coefficient of kinetic friction between A and the incline is 0.18. Angle θ of the incline is 41°. Block A slides down the incline at constant speed. What is the

  87. Science

    A box weighing 20lb. is being pushed up an incline. If the angle of incline was 90° to the ground, what effort would be needed to push the mass? I don't get how to get the effort if an angle was in the problem.

  88. Physics

    Two blocks are connected over a massless, frictionless pulley. The mass of block 2 is 8.00 kg, and the coefficient of kinetic friction between block 2 and the incline is 0.250. The angle θ of the incline is 28.0°. Block 2 slides down the incline at

  89. physics

    A 100kg mass starts from rest at the top of an incline plane that makes an angle of 35 degrees with the horizontal, the coefficient of friction of 0.005 between the ramp and the mass. The mass slides down the ramp and then slides to a stop on a surface

  90. physics

    A 100kg mass starts from rest at the top of an incline plane that makes an angle of 35 degrees with the horizontal, the coefficient of friction of 0.005 between the ramp and the mass. The mass slides down the ramp and then slides to a stop on a surface

  91. Physics

    A 10-kg box is shoveled up a 25◦ incline whose coefficient of kinetic friction with the surface of the box is μk = 0.5. What is the magnitude of the acceleration of the box? (note that the acceleration points down the incline and effectively slows down

  92. physics

    A block of weight 11 N is placed on a frictionless incline which makes an angle of 240 with the horizontal. Find the acceleration of the block as it slides down the incline.

  93. Physics

    A mass slides down a smooth incline, the normal force is exactly 1/3 the weight of the mass. Find the angle of the incline, relative to the horizontal.

  94. sciencce

    a block slides down an angle 10 incline at a constant speed. what is the coefficient of sliding friction between the block's surface and the incline?

  95. Physics

    A 2.00 kg box slides down a rough incline plane from a height h of 1.15 m. The box had a speed of 2.77 m/s at the top and a speed of 2.34 m/s at the bottom. Calculate the mechanical energy lost due to friction (as heat, etc.). (in J)

  96. physics

    A 22.0 kg box is sliding down on an incline set at (44) degrees up from horizontal. The coefficient of kinetic friction between the box and the incline is (.27). Find the acceleration of the box. Give your answer in m/s2 and with 3 significant figures.

  97. physics

    A 22.0 kg box is sliding down on an incline set at (44) degrees up from horizontal. The coefficient of kinetic friction between the box and the incline is (.27). Find the acceleration of the box. Give your answer in m/s2 and with 3 significant figures.

  98. physics

    An block of mass m , starting from rest, slides down an inclined plane of length L and angle θ with respect to the horizontal. The coefficient of kinetic friction between the block and the inclined surface is μ1 . At the bottom of the incline, the block

  99. physics

    A 1.7 kg otter starts from rest at the top of a muddy incline 85.3 cm long and slides down to the bottom in 0.40 s. What net external force acts on the otter along the incline?

  100. Physics

    A 1.9 kg otter starts from rest at the top of a muddy incline 90 cm long and slides down to the bottom in 0.50 s. What net external force acts on the otter along the incline? How do I do this?

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