The figure shows three forces applied to a trunk that moves leftward by 2.77 m over a frictionless floor. The force magnitudes are F₁ = 5.33 N, F₂ = 8.57 N, and F3 = 3.44 N, and the indicated angle is 0= 60°. (a) During the displacement, what is the net work done on the trunk by the three applied forces, the gravitational force, and the normal force? (b) Is there a net transfer of energy to or from the trunk? (c) Does the kinetic energy of the trunk increase or decrease? (a) Number i (b) (c) Units I

Use g = 9.8 m/s². A force of constant magnitude pushes a box up a vertical surface, as shown in the figure. The box moves at a constant speed. If the mass of the box is 5.5 kg, it is pushed 3.8 m vertically upward, the coefficient of friction is 0.35, and the angle 0 is 30.0°, determine the following. (a) the work done (in J) on the box by F (b) the work done (in J) on the box by the force of gravity (c) the work done (in J) on the box by the normal force (d) the increase in gravitational potential energy (in J) of the system of the box and earth as the box moves up the wall

A cable exerts a constant upward tension of magnitude 2.06 X 104 N on a 1.80 X 10³ kg elevator as it rises through a vertical distance of 4.10 m. (a) Find the work done by the tension force on the elevator (in J). (b) Find the work done by the force of gravity on the elevator (in J).

A cable exerts a constant upward tension of magnitude 2.70 ✕ 104 N on a 2.40 ✕ 103 kg elevator as it rises through a vertical distance of 2.90 m. HINT (a) Find the work done by the tension force on the elevator (in J).  J (b) Find the work done by the force of gravity on the elevator (in J).  J

A box is dragged over a rough floor with a constant force of 50N. The force is applied at an angle of 37 ° with the horizontal. A friction force of 10N counteracts motion. The box has gone a distance of 3m to the right. Find the net work done by all the forces acting on the box. (sin37 = 0.60 cos37 = 0.80)

The figure shows three forces applied to a trunk that moves leftward by 3.23 m over a frictionless floor. The force magnitudes are F1 = 4.70 N, F2 = 8.63 N, and F3 = 3.16 N, and the indicated angle is 0 = 60°. (a) During the displacement, what is the net work done on the trunk by the three applied forces, the gravitational force, and the normal force? (b) Is there a net transfer of energy to or from the trunk? (c) Does the kinetic energy of the trunk increase or decrease? (a) Number i Units (b) (c) >

Chapter 07, Problem 015 GO The figure shows three forces applied to a trunk that moves leftward by 2.87 m over a frictionless floor. The force magnitudes are F1 = 4.69 N, F2 = 9.16 N, and F3 = 3.25 N, and the indicated angle is 8 = 60°. (a) During the displacement, what is the net work done on the trunk by the three applied forces, the gravitational force, and the normal force? (b) Is there a net transfer of energy to or from the trunk? (c) Does the kinetic energy of the trunk increase or decrease? (a) Number Units (b) () the tolerance is +/-5% Click if you would like to Show Work for this question: Open Show Work

The figure here shows an overhead view of three horizontal forces acting on a cargo canister that was initially stationary but that now moves across a frictionless floor. The force magnitudes are F₁ = 2.60 N, F₂= 3.60 N, and F3 = 10.0 N, and the indicated angles are 02 = 49.0° and 93 = 30.0°. What is the net work done on the canister by the three forces during the first 3.90 m of displacement? 8₂ 03 Number i 11 Unit J

The figure here shows an overhead view of three horizontal forces acting on a cargo canister that was initially stationary but that now moves across a frictionless floor. The force magnitudes are F₁ = 2.80 N, F₂ = 3.60 N, and F3 = 10.0 N, and the indicated angles are 0₂ = 52.0° and 03 = 32.0 ˚. What is the net work done on the canister by the three forces during the first 4.00 m of displacement? 15 15 Number 03 F F3 Unit

The figure below shows an overhead view of three horizontal forces acting on a cargo canister that was initially stationary but that now moves across a frictionless floor. The force magnitudes are F1 = 3.10 N, F2 = 4.10 N, and F3 = 20.0 N, and the indicated angles are 02 = 50.0° and 03 = 34.0°. What is the net work done on the canister by the three forces during the first 4.00 m of displacement? Additional Materials