# You place a box weighing 223:2 N on an in- clined plane that makes a 38:4± angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

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1. ## physics

A box weighing 100 newtons is pushed up an inclined plane that is 5 meters long. It takes a force of 75 newtons to push it to the top,which has a height of 3 meters. What is the efficiency?

2. ## Physics

A loaded penguin sled weighing 60 N rests on a plane inclined at 20° to the horizontal. Between the sled and the plane the coefficient of static friction is 0.27, and the coefficient of kinetic friction is 0.13. (a) What is the minimum magnitude of the

3. ## physics

A box of books weighing 319 N is shoved across the floor by a force of 485 N exerted downward at an angle of 35 degrees below the horizontal. a. If 'uk' between the box and the floor is 0.57, how long does it take to move the box 4.00 m, starting from

4. ## Physics

A box weighing 215 N is placed on an inclined plane that makes a 55 degree angle with the horizontal. Compute the component of the gravitional force acting down the inclined plane.

5. ## 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

6. ## Physics

When a 300N force is applied to a box weighing 600N the box moves 3.0 horizontal in 20seconds

7. ## Science

A box of mass 50kg is placed on an inclined plane. When the angle of the plane is increased to 30°, the box begins to slide downward. Calculate the coefficient of statics friction b/w the plane and box . Draw the free body diagram .

8. ## Physics

When a force of 500 N pushes on a 25-kg box, the acceleration of the box up the incline is 0.75 m/s^2. If the inclined plane makes an angle of 40 degrees relative to the horizontal level, what is the coefficient of kinetic friction?

9. ## Physics

a 215-N box is placed on an inclined plane that makes a 35.0 degree angle with the horizontel. Find the component of the weight force parallel to the plane's surface. can someone explain how to find the answer to this problem?

10. ## Physics 101

A 25 kg box rests on an inclined plane which is 30o to the horizontal. The coefficient of sliding friction between the box and the plane is 0.30. Determine the acceleration of the box down the plane. (9.8 m/s2)

11. ## Physics

A 20 kg box approaches the foot of a 30 degree inclined plane with a speed of 10 m/s. the coefficient of friction between the box and the inclined plane is 0.2. (a) How far up the inclined plane will the box go? (b) If the box slides back down the inclined

12. ## Physics

You place a box weighing 242.4 N on an inclined plane that makes a 37.2◦ angle with the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in units of N. Please

13. ## Physics

A box weighing 100 newtons is pushed up an inclined plane that is 5 meters long. It takes a force of 75 newtons to push it to the top,which has a height of 3 meters. What is the Mechanical Advantage and Speed Ratio?

A box of weight w=2.0 N accelerates down a rough plane that is inclined at an angle 30 degrees above the horizontal. The normal force acting on the box has a magnitude n= 1.7 N, the coefficient of kinetic friction between the box and the plane is .30, and

15. ## science

A steel block weighing 12N is pulled up an incline plane 20° above the horizontal by a constant force of 7.35 N which makes an angle of 10° above the inclined plane. The block stars from rest and is pulled 2.0m along the inclined plane. the coefficient

16. ## 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

17. ## physics

a 25.0kg box is released from rest on a rough inclined plane tilted at an angle of 33.5 degrees to the horizontal. the coefficient of kinetic friction between the box and the inclined plane is 0.200. determine the force of kinetic friction acting on the

18. ## College Physics

A block weighing 70.0 N rests on a plane inclined at 25.0° to the horizontal. A force F is applied to the object at 50.0° to the horizontal, pushing it upward on the plane. The coefficients of static and kinetic friction between the block and the plane

19. ## AP Physics

Two 10 kilogram boxes are connected by a massless frictionless pulley. The boxes remain st rest with the one on the right hanging vertically and the one on the left 2.0 meters from the bottom of an inclined plane that makes an angle of 60 degrees with the

20. ## 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

21. ## Math

Hi, I have two questions here I need help with, thank you in advance. 1. Peggy scored 68 on her first three tests of the term. What would she have to score on the fourth test to have an average of 70 on the fourth test? 2. If you were to place the digits

22. ## physics

A 155 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

23. ## physics

An airplane traveling 1015 m above the ocean at 115 km/h is going to drop a box of supplies to shipwrecked victims below. (a) How many seconds before the plane is directly overhead should the box be dropped? (b) What is the horizontal distance between the

24. ## Physics

A toy slides down an inclined plane which makes an angle of 60 degrees with the horizontal. It starts from rest and achieves a final velocity of 8 m/s in 5 seconds at the bottom of the plane. a. What is the acceleration down the plane? b. What is the

25. ## Physics

Two boxes are connected by a light string that passes over a light, frictionless pulley. One box rests on a frictionless ramp that rises at 30° above the horizontal (see the Figure below), and the system is released from rest. (a) Which way will the 50kg

26. ## Physics

You place a box weighing 353.8N on an incline plane that makes a 42.5 degree andle with the horizontal. Compute the component of the gravitational force acting down the incline plae. Answer in Units of N

You place a box with a mass of 20kg on an inclined plane that makes a 35.0° angle with the horizontal. What is the component of the gravitational force acting down the inclined plane?

28. ## physics

A box of weight 2N accelerates down a rough plane that is inclined at an angle 30 degrees above the horizontal. The normal force acting on the box has a magnitude 1.7 N, the coefficient of kinetic friction between the box and the plane is O.30, and

29. ## Physics

a 25 kg box is released from rest on a rough inclined plane tilted at an angle of 33.5 degrees to the horizontal. The coefficient of kinetic friction between the box and the inclined plane is 0.200. a. determine the force of kinetic friction acting on the

30. ## 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

31. ## Physics

A box which has a mass of 32.8 kg is placed on a plane which is inclined at 40.0°above the horizontal. The sliding friction force acting between the box and the plane is 36.4 N. What is the acceleration of the box as it slides down the plane? (Ans:

32. ## physics

An airplane traveling 1007 m above the ocean at 150 km/h is going to drop a box of supplies to shipwrecked victims below. (a) How many seconds before the plane is directly overhead should the box be dropped?(b) What is the horizontal distance between the

33. ## physics

a box slides down a smooth inclined plane 30m long and 10m high.determine the speed of the box at the bottom of the plane if it starts from rest at the top.

34. ## Physics

A boy uses a rope to haul a box of weight 600N up an inclined wooden plane of effective length 3.0m and onto a platform 1.0m high. If in doing so, he exerts a force of 400N on the rope. Draw the diagram of all the forces acting on the box and calculate the

35. ## physics

A 210-N box is placed on an inclined plane that makes a 40.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

36. ## Science

Find the efficiency of the following described machines: A box weighing 100 newtons is pushed up an inclined plane that is 5 meters long. It takes a force of 75 newtons to push it to the top, which has a height of 3m.

37. ## physics help

Two 12.0 kg boxes are connected by a massless string that passes over a massless frictionless pulley as shown above. The boxes remain at rest, with the one on the right hanging vertically and the one on the left d = 2.9 m from the bottom of an inclined

38. ## Physics 2

Two boxes are connected by a light string that passes over a light, frictionless pulley. One box rests on a frictionless ramp that rises at 30° above the horizontal (see the Figure below), and the system is released from rest. (a) Which way will the 50kg

39. ## Physics

You place a box weighing 265.3 N on an inclined plane that makes a 39.1 ◦ angle with the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in units of N.

40. ## Physics

You place a box weighing 243.2 N on an inclined plane that makes a 43.3 ◦ angle with the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in units of N.

41. ## Physics

Someone places a box weighing 299.7 N on an inclined plane that makes a 43.5◦ angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

42. ## 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.

43. ## physics

a 100Nforce was applied to pull a 20 kg box up on a rough inclined plane that makes ans angle of 30. if the applied force makes an angle of 20 with the inclined plane the find the coefficient of friction when the accleration of the box is 3m/s^2

44. ## physics

a 100Nforce was applied to pull a 20 kg box up on a rough inclined plane that makes ans angle of 30. if the applied force makes an angle of 20 with the inclined plane and if the coefficient of friction was 0.4 when the accleration of the box is 3m/s^2

45. ## physics

A block accelerates at 3.3 m/s2 down a plane inclined at an angle 27.0. m μk 3.3 m/s2 27 Find μk between the block and the in- clined plane. The acceleration of gravity is 9.81 m/s2 .

46. ## Physics

A 180 N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

47. ## physics

A box of mass 10kg starts from rest and slide down a plane angled at 45 degrees to the horizontal. the box slides 2m down the plane before it encounters a spring with constant k=500 N/m which causes it to come to rest. What will the maximum compression of

48. ## PHYSICS

A plane flying horizontally at 180 m/s drops a box just as it crosses a coastline. The box lands 3 kilometers from the coast. - At what height is the plane flying? - How long it takes to the box to reach the ground ?

49. ## physics

A box weighing 50N was placed on a sloping plane inclined at 30degree to the horizontal. It was acted on by the force 50n. Find the perpendicular and parallel compönent

50. ## Physics

A box is sent up a frictionless inclined (34.2 degrees) plane at an initial speed 3.9 m/s. (a) How much time, in seconds, does it take for the box to stop? (b) How far did the box travel up the plane before it came to a stop?

51. ## physics

A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.57, how long does it take to move the box 9 m, starting from rest? (If the box

A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.75, how long does it take to move the box 7 m, starting from rest? (If the box

53. ## physics

A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.75, how long does it take to move the box 7 m, starting from rest? (If the box

54. ## Physics

An airplane traveling 1004 m above the ocean at 130 km/h is going to drop a box of supplies to shipwrecked victims below. (a) How many seconds before the plane is directly overhead should the box be dropped? (b) What is the horizontal distance between the

55. ## St. Andrews

An airplane traveling 1011 m above the ocean at 145 km/h is going to drop a box of supplies to shipwrecked victims below. (a) How many seconds before the plane is directly overhead should the box be dropped? 1 s (b) What is the horizontal distance between

56. ## Physics help!

A box of books weighing 323 N is shoved across the floor by a force of 477 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.51, how long does it take to move the box 4.80 m starting from rest? (b)

57. ## Physics

A box of books weighing 337 N is shoved across the floor by a force of 467 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.56, how long does it take to move the box 4.00 m starting from rest? s (b)

58. ## Physics

A box of books weighing 337 N is shoved across the floor by a force of 467 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.56, how long does it take to move the box 4.00 m starting from rest? 2.518

59. ## Physics

An inclined plane is used to raise a 100 kg box to a height of 5 m. How long must the inclined plane be if a force of 250 N is used to push the box up the inclined plane?

60. ## Physics

A loaded penguin sled weighing 73 N rests on a plane inclined at angle θ = 21° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.24, and the coefficient of kinetic friction is 0.19. (a) What is the

61. ## Physics

A loaded penguin sled weighing 81 N rests on a plane inclined at angle θ = 21° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.24, and the coefficient of kinetic friction is 0.13. (a) What is the

62. ## Physics

A loaded penguin sled weighing 66 N rests on a plane inclined at angle θ = 24° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.22, and the coefficient of kinetic friction is 0.13. (a) What is the

63. ## physics

a wooden box weighing 286N is pushed across the floor by a workman who exerts a horizontal force of 143N. If the force of friction between the box and the floor is 28N, what is the acceleration (in meters per second) of the box?

64. ## physics

wooden box weighing 271 N is pushed across the floor by a workman who exerts a horizontal force of 144 N. If the force of friction between the box and the floor is 28 N, what is the acceleration (in meters/second^2) of the box?

65. ## Physics

You place a box weighing 223:2 N on an in- clined plane that makes a 38:4± angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

66. ## Physics

You place a box weighing 251.6 N on an in- clined plane that makes a 38.4◦ angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

67. ## Physics

You place a box weighing 251.6 N on an in- clined plane that makes a 38.4◦ angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

68. ## Physics

You place a box weighing 208N on an inclined plane that makes a 40.3 degree angle to the horizontal. Compute the component of the gravitational force acting down the inclined plane. Answer in N

69. ## Physics

A smooth inclined plane is 6.00m long. The top end of the plane is 1.50m above the bottom end of the plane. A box which has a mass of 35.7kg is pulled up the plane by a rope which is parallel to the plane. The force in the rope is 99.6N. The initial speed

70. ## College Physics

A box which has a mass of 32.8kg is placed on a plane which is inclined at 40.0° above the horizontal. The sliding friction force acting between the box and the plane is 36.4N. What is the acceleration of the box as it slides down the plane?

71. ## Physics

A 170-N box is placed on an inclined plane that makes a 35.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

72. ## physics

A box of mass 10kg starts from rest and slide down a plane angled at 45 degrees to the horizontal. the box slides 2m down the plane before it encounters a spring with constant k=500 N/m which causes it to come to rest. What will the maximum compression of

73. ## physics

What force must be exerted to prevent a truck weighing 15 tons from rolling down an inclined plane which makes an angle of 3 degrees with the horizontal.

74. ## physics

In which situation is no work being done? a person carrying a box from one place to another a person picking up a box from the ground a person pushing a box from one place to another a person pulling a box from one place to another

75. ## physics

A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.57, how long does it take to move the box 9 m, starting from rest? (If the box

76. ## Physics

An airplane traveling 1001 m above the ocean at 125 km/h is going to drop a box of supplies to shipwrecked victims above. a. How many seconds before the plane is directly overhead should the box be dropped? b. What is the horizontal distance between the

77. ## Science

A student wants to model the physical weathering of rock. Which activity could the student perform? Place a boat in a ditch and then use water from a hose to make it sail away. Place drops of acid on chalk and then observe the chemical reaction. Place

78. ## physics

A box of books weighing 314 N is shoved across the floor by a force of 475 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.53, how long does it take to move the box 5.00 m starting from rest? What

79. ## Physics

A loaded penguin sled weighing 60 N rests on a plane inclined at 20° to the horizontal. Between the sled and the plane the coefficient of static friction is 0.25, and the coefficient of kinetic friction is 0.18. (a) What is the minimum magnitude of the

80. ## physics

A loaded penguin sled weighing 75 N rests on a plane inclined at angle θ = 24° to the horizontal (Fig. 6-28). Between the sled and the plane, the coefficient of static friction is 0.25, and the coefficient of kinetic friction is 0.13. (a) What is the

81. ## physics

A box of books weighing 324 N is shoved across the floor by a force of 527 N exerted downward at an angle of 35 below the hori- zontal. The acceleration of gravity is 9.81 m/s2 . If μk between the box and the floor is 0.59, how long does it take to move

82. ## physcis

A box of books weighing 330 N is shoved across the floor of an apartment by a force of 440 N exerted downward at an angle of 35.0° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

83. ## Physics

A box of books weighing 290 N is shoved across the floor of an apartment by a force of 400 N exerted downward at an angle of 35.1° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

84. ## physics

A box of books weighing 350 N is shoved across the floor of an apartment by a force of 460 N exerted downward at an angle of 35.0° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

85. ## physics

A box of books weighing 350 N is shoved across the floor of an apartment by a force of 460 N exerted downward at an angle of 35.0° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

86. ## ipc

Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.

87. ## science

Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.

88. ## physics

You place a box weighing 286.3 N on an in- clined plane that makes a 45 angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane.

89. ## Physics

You place a box weighing 251.6 N on an in- clined plane that makes a 38.4◦ angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

90. ## physics

You place a box weighing 302.1 N on an in- clined plane that makes a 35.6 angle with the horizontal. Compute the component of the gravita- tional force acting down the inclined plane. Answer in units of N.

91. ## Physics

A box weighing 5kg sits on a box weighing 10kg. The static friction between them is .5. There is no friction under the bottom box. How much tension is needed on the bottom box to make the top box slide?

92. ## physics

a box of mass 10kg is at rest on a horizontal plane.a force of 20N is applied to it at 30 degrees to the plane.assuming there no frictional force between the box and the plane,calculate the acceleration of the box.

93. ## Physics

A 175-N box is placed on an inclined plane that makes a 20.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

94. ## physics

A 175-N box is placed on an inclined plane that makes a 30.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

95. ## Physics

A 200-N box is placed on an inclined plane that makes a 35.0° angle with the horizontal. Find the component of the weight force parallel to the plane's surface.

96. ## Physics

A box with a mass of 4.0kg is sitting on a plane angled at 60degrees above the horizontal. The coefficient of friction between the box and the plane is 0.3. What is the horizontally applied force necessary to stop the box from sliding down the ramp?

97. ## trigonometry

A box of 200kN is placed on a smooth inclined plane 28° with the horizontal. To prevent the box from sliding down the plane, a rope is tied to it and fastened to a peg on the top of the incline as shown. Determine the pull on the string assuming that the

98. ## Physics

A box of books weighing 290 N is shoved across the floor of an apartment by a force of 400 N exerted downward at an angle of 35.0° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

99. ## physics newtons laws

A box of books weighing 280 N is shoved across the floor of an apartment by a force of 390 N exerted downward at an angle of 35.1° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move

100. ## physics

A box of books weighing 280 N is shoved across the floor of an apartment by a force of 390 N exerted downward at an angle of 35.1° below the horizontal. If the coefficient of kinetic friction between box and floor is 0.57, how long does it take to move