A boy pulls a 20.0-kg box with a 160-N force at 39° above a horizontal surface....
A boy pulls a 20.0-kg box with a 160-N force at 39° above a
horizontal surface. If the coefficient of kinetic friction between
the box and the horizontal surface is 0.18 and the box is pulled a
distance of 30.0 m, what is the net work done on the box?
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A boy pulls a 20.0-kg box with a 160-N force at 39° above a
horizontal surface....
A boy pulls a 25.0-kg box with a 160-N force at 34° above a horizontal surface....
A boy pulls a 25.0-kg box with a 160-N force at 34° above a horizontal surface. If the coefficient of kinetic friction between the box and the horizontal surface is is 0.17 and the box is pulled a distance of 38.0 m, what is the net work done on the box?
2. A boy pulls a 23.0-kg box with a 230-N force at 30° above a horizontal...
2. A boy pulls a 23.0-kg box with a 230-N force at 30° above a horizontal surface. If the coefficient of kinetic friction between the box and the horizontal surface is is 0.21 and the box is pulled a distance of 22.0 m, what is the work done by the friction force on the box?
A 200-kg roller coaster reaches the top of the steepest hill with a speed of 5.60...
A 200-kg roller coaster reaches the top of the steepest hill with a speed of 5.60 km/h. It then descends the hill, which is at an angle of 25° and is 58.0 m long. What will its kinetic energy be when it reaches the bottom? Assume µk = 0.10. A boy pulls a 20.0-kg box with a 130-N force at 33° above a horizontal surface. If the coefficient of kinetic friction between the box and the horizontal surface is 0.29...
Please help A. A block is pulled along a horizontal surface by a force of 12.0...
Please help
A. A block is pulled along a horizontal surface by a force of 12.0 N. The block has a mass of 4.00 kg and it accelerates at 2.00 m/s. Find the coefficient of kinetic friction for the interface between the block and the surface. B. A stone falls vertically through the air and experiences a drag force. If the stone's mass is 6.00 kg. and the drag force (upwards force) is 14.0 N, what is the acceleration of...
FP 30.0° ÈN The 10.0-kg box is now pulled along a horizontal surface by a force...
FP 30.0° ÈN The 10.0-kg box is now pulled along a horizontal surface by a force of 40.0 N applied at a 30.0° angle above horizontal. The coefficient of kinetic friction remains at 0.30. Calculate its acceleration. What would be the coefficient of static friction? Ffr mg
C. A 15 0-kg box has a rubber bottom. It is sliding on a horizontal sheet...
C. A 15 0-kg box has a rubber bottom. It is sliding on a horizontal sheet of ice with a 30.0 force applied to it. Coefficient of friction is 0.22 Determine: a. The force of friction on the box The acceleration of the box c. Later, the horizontal force is reduced to 20.0-N. Determine the acceleration of the box for this condition. d. Is this static of kinetic friction D. A block is pulled along a horizontal surface by a...
A horizontal force of 150 N is used to push a 40-kg box on a rough,...
A horizontal force of 150 N is used to push a 40-kg box on a rough, horizontal surface through a distance of 6 m. If the box moves at a constant speed, find: a) the work done by the 150 N force b) the work done by friction c) the coefficient of kinetic friction
A 300N force is pulling an 80-kg refrigerator across a horizontal surface. The force acts at...
A 300N force is pulling an 80-kg refrigerator across a horizontal surface. The force acts at an angle of 30.0° above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves a distance of 10.00 m. Find (a) the work done by the all the forces acting on the refrigerator and the net work done on it.
A8 kg box is being pulled across a horizontal surface. The pulling force has a magnitude...
A8 kg box is being pulled across a horizontal surface. The pulling force has a magnitude of 55 N and acts at an angle of 30° above the horizontal. The coefficient of kinetic friction between the surface and box is 0.2. What is the normal force acting on the box?
A tension force of 135 N inclined at 15.0° above the horizontal is used to pull...
A tension force of 135 N inclined at 15.0° above the horizontal is used to pull a 29.0 kg storage crate a distance of 3.60 m on a rough surface. If the crate moves at a constant speed, find (a) the work done by the tension force and (b) the coefficient of kinetic friction between the crate and surface HINT (a) the work done by the tension force (in J) X J Enter a number. (b) the coefficient of kinetic...
Please help
A. A block is pulled along a horizontal surface by a force of 12.0 N. The block has a mass of 4.00 kg and it accelerates at 2.00 m/s. Find the coefficient of kinetic friction for the interface between the block and the surface. B. A stone falls vertically through the air and experiences a drag force. If the stone's mass is 6.00 kg. and the drag force (upwards force) is 14.0 N, what is the acceleration of...
FP 30.0° ÈN The 10.0-kg box is now pulled along a horizontal surface by a force of 40.0 N applied at a 30.0° angle above horizontal. The coefficient of kinetic friction remains at 0.30. Calculate its acceleration. What would be the coefficient of static friction? Ffr mg
C. A 15 0-kg box has a rubber bottom. It is sliding on a horizontal sheet of ice with a 30.0 force applied to it. Coefficient of friction is 0.22 Determine: a. The force of friction on the box The acceleration of the box c. Later, the horizontal force is reduced to 20.0-N. Determine the acceleration of the box for this condition. d. Is this static of kinetic friction D. A block is pulled along a horizontal surface by a...
A horizontal force of 150 N is used to push a 40-kg box on a rough, horizontal surface through a distance of 6 m. If the box moves at a constant speed, find: a) the work done by the 150 N force b) the work done by friction c) the coefficient of kinetic friction
A8 kg box is being pulled across a horizontal surface. The pulling force has a magnitude of 55 N and acts at an angle of 30° above the horizontal. The coefficient of kinetic friction between the surface and box is 0.2. What is the normal force acting on the box?
A tension force of 135 N inclined at 15.0° above the horizontal is used to pull a 29.0 kg storage crate a distance of 3.60 m on a rough surface. If the crate moves at a constant speed, find (a) the work done by the tension force and (b) the coefficient of kinetic friction between the crate and surface HINT (a) the work done by the tension force (in J) X J Enter a number. (b) the coefficient of kinetic...
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