The picture below shows a a box which is pulled through a displaceme of 1.98 m...
Question 5.1a The figure shows a box of mass m-4.80 kg puled to the right across a horontal surface by a constant tension force of magnitude r·30.0 N. The tension fren inclined at an angle θ-24.0° above the horizontal and the friction force has magnitude 4-14.0 N. The box is pulled a distance d·1.55-. Determine the work done on the box by the tension force, the normal force, and the kinetic friction ferce. we'l use Wr W,r and w, to...
As shown in the figure below, a box of mass m = 51.0 kg (initially at rest) is pushed a distance d = 98.0 m across a rough warehouse floor by an applied force of FA = 200 N directed at an angle of 30.0° below the horizontal. The coefficient of kinetic friction between the floor and the box is 0.100. Determine the following. (For parts (a) through (d), give your answer to the nearest multiple of 10.) (a) work...
A 9.0 kg TV is being pulled across a flat level surface by a 10.0 N horizontal force. A 9.9 N kinetic friction force opposes the motion. What is the magnitude of the work done by friction if the box when the box is moved 11.0 m? ___________ J
A 5.0-kg object is pulled along a horizontal surface at a constant speed by an 11.5 N force acting 30degree above the horizontal. How much work is done by this force as the object moves 7.4 m? 78 j 82 J 85 J 74 J 43 j A trunk is pulled by a constant horizontal force of 12 N at an angle of 15degree above the horizontal. The work done by the applied force after the trunk has move 4.15...
AS shown in the figure below, abox of mass m·590kgnitially at rest) is pushed a distance d-65 0 m across a rough warehouse floor by an applied force of FA-238 N directed at an nec, 30.0 the horizontal. The coefficient of kinetic friction between the floor and the box is 0.100. Determine the following (For parts (a) through (d), give your answer to the nearest multiple of 10.) (a) work done by the applied force -133974 (b) work done by...
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?
3.) A 60.0 kg box is pulled by a 275 N force of tension provided by a rope pulled at an angle 30.0 degrees above the horizontal. The box moves 25.0 m horizontally as it is pulled by the rope. The coefficient of friction between the box and the ground is uk-0.20 a.) How much work does the rope do on the box? (5 pts) b.) How much work does friction do on the box? (5 pts) c.) How much...
question 1 A block of mass m is pulled at constant velocity along a rough horizontal floor by an applied force � as shown. What is the magnitude of frictional force? Write your answer in terms of m, g, T, or q. question 2 An 8000-N car is traveling at 12 m/s along a horizontal road when the brakes are applied. The car skids to a stop in 4.0 s. How much kinetic energy does the car lose in this...
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?
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?