A box of 6.5kg is pushed by a force of 52N over a distance of 6m in 8 seconds. Assume that the angle between the horizontal and the applied force is θ = 60⁰. a. Calculate the work done on the box in [J]. b. Calculate the power of this action in [W]..
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, a 25 kg block is being pulled by a force F = 220 N up along a rough incline. The coefficient of kinetic friction between the block and the incline is μk = 0.30. The block is pulled through a distance of 23.0 m. (c) Calculate the work (in Joules) done by the pulling force F. Pay attention to the angle in the work formula and the sign of work. (d) Calculate the work (in...
A suitcase of 50.0 kg is pulled with a force of 900N at an angle of 10.0o above the horizontal over a frictionless surface. 1. What is the vertical component of the applied (pulling) force? (156 N) 2. What is the horizontal component of the applied force? (886 N) 3. What is the magnitude of the normal force exerted by the ground?
A 70 kg box is pulled by a 300 N tension force at an angle of 30° above the horizontal. The frictional force is 140 Newtons. Draw and label a qualitative force diagram for the box * Calculate the horizontal component of the tension. Show your work. * Calculate the vertical component of the tension. Show your work. * Calculate the gravitational force. Show your work. * Calculate the normal force. Show your work. * Calculate the horizontal net force....
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...
A 50 kg package is pulled by a 50 N force such that it slides along a horizontal surface. If the force acts at an angle of 40 ◦ above the horizontal and the coefficient of kinetic friction between package and surface it slides on is 0.2, what is the acceleration of the package?
A 40 kg crate is pulled 50 m along a horizontal floor by a constant force exerted by a person, Fp = 150 N, which acts as 30 degree angle. The floor is rough and exerts a friction for Ff = 40 N. Determine: a) the work done by each force acting on the crate b) the net work done on the crate
Starting from rest at 0, a 5.0-kg block is pulled horizontal across a surface by a constant horizontal force having a magnitude of 12 N. Ifthe coefficient of friction between the block and the surface is 0.20, at what rate is the 12-N force doing work at t = 5.0s? 0.12 kW 0.14kW 0.13 kW 26 W 12 W
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?