Homework Answers
Work done by force F, Wf = F * d * cos(α)
F = 10 N
d = 5 m
α = 20 deg
Wf = 10 N * 5 m * cos(20)
Wf = 46.98 Joules
a box with a mass of m = 3.25 kg on a surface inclined at an...
a box with a mass of m = 3.25 kg on a surface inclined at an angle of 35.0°. The coefficient of static friction between the box and the surface is 0.330. Find the minimum magnitude of the force F (in N), applied to the box in a direction perpendicular to the surface, that will prevent the box from sliding down the surface.
A 351 kg box is pulled 9.00 m up a 30° frictionless, inclined plane by an...
A 351 kg box is pulled 9.00 m up a 30° frictionless, inclined plane by an external force of 5425 N that acts parallel to the plane. Calculate the work done by the external force. work done by the external force: Calculate the work done by gravity. work done by gravity: Calculate the work done by the normal force. work done by the normal force:
A box with mass m = 1.2kg on an inclined frictionless surface is released from rest...
A box with mass m = 1.2kg on an inclined frictionless surface is released from rest from a height h = 1.75 m. After reaching the bottom of the incline the box slides with friction (uk = 0.25) along a horizontal surface until coming to a rest after a distance d. 1. Draw a free body diagram for the box while it is on the incline. Clearly label all forces with standard names. 2. Draw a free body diagram for...
A 350 kg box is pulled 6.40 m up a 30 degree inclined plane by an...
A 350 kg box is pulled 6.40 m up a 30 degree inclined plane by an external force of 5000 N that acts parallel to the frictionless plane. A) Calculate the work done by the external force. Answer in kJ. B) Calculate the work done by gravity. Answer in kJ. C) Calculate the work done by the normal force. Answer in J. Please answer this in a step-by-step fashion, I would like to see the setting up so that I...
FIGURE 5-4 2 30 30° F2 =40.0 N, and Three applied forces, 1 inclined plane as...
FIGURE 5-4 2 30 30° F2 =40.0 N, and Three applied forces, 1 inclined plane as shown in the figure. The questions refer to the instant when the object has moved 0.600 m along the surface of the F3 20.0 N 10.0 N act on an object with a mass of 2.00 kg which can move along an inclined plane in the upward direction. Neglect friction and use g = 10.0 m/ F1 as the object moves up the inclined...
As shown in the figure below, a box of mass m = 51.0 kg (initially at...
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...
Question 5.1a The figure shows a box of mass m-4.80 kg puled to the right across...
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...
1. A 20.0 kg box is pulled up an inclined ramp by a rope with tension...
1. A 20.0 kg box is pulled up an inclined ramp by a rope with tension of 150.0 N. The indline makes an angle of 30.0 above the horizontal. The rope is parallel to the ramp. There isakinetic fiction force of 30.0 N. a. Draw a free body diagram of the box, listing all forces acting on the box. b. Find the work done by each force on the box. c. Find the net work on the box. d. If...
A box is dragged 16 m across a level floor by a 75 N force acting at an angle of 35° to the surface. It is then dragged by the same force (same magnitude, same pulling angle) 8 m up a ramp inclined a...
A box is dragged 16 m across a level floor by a 75 N force acting at an angle of 35° to the surface. It is then dragged by the same force (same magnitude, same pulling angle) 8 m up a ramp inclined at an angle of 20% to the floor. Determine the total work done by the force.
A box is dragged 16 m across a level floor by a 75 N force acting at an angle of 35°...
m d[m] Problem 1 [20 points) A box of mass m = 6 kg slides down...
m d[m] Problem 1 [20 points) A box of mass m = 6 kg slides down an inclined ramp of length d = 2 m as shown in the Figure. The box starts with initial speed 2 m/s at height h = 1 m from the bottom of the ramp. A constant friction force f = 3 N is applied to the box when sliding h[m] down the ramp. Consider the box of mass m, as your system. a) [5...
A 351 kg box is pulled 9.00 m up a 30° frictionless, inclined plane by an external force of 5425 N that acts parallel to the plane. Calculate the work done by the external force. work done by the external force: Calculate the work done by gravity. work done by gravity: Calculate the work done by the normal force. work done by the normal force:
A box with mass m = 1.2kg on an inclined frictionless surface is released from rest from a height h = 1.75 m. After reaching the bottom of the incline the box slides with friction (uk = 0.25) along a horizontal surface until coming to a rest after a distance d. 1. Draw a free body diagram for the box while it is on the incline. Clearly label all forces with standard names. 2. Draw a free body diagram for...
FIGURE 5-4 2 30 30° F2 =40.0 N, and Three applied forces, 1 inclined plane as shown in the figure. The questions refer to the instant when the object has moved 0.600 m along the surface of the F3 20.0 N 10.0 N act on an object with a mass of 2.00 kg which can move along an inclined plane in the upward direction. Neglect friction and use g = 10.0 m/ F1 as the object moves up the inclined...
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...
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...
1. A 20.0 kg box is pulled up an inclined ramp by a rope with tension of 150.0 N. The indline makes an angle of 30.0 above the horizontal. The rope is parallel to the ramp. There isakinetic fiction force of 30.0 N. a. Draw a free body diagram of the box, listing all forces acting on the box. b. Find the work done by each force on the box. c. Find the net work on the box. d. If...
A box is dragged 16 m across a level floor by a 75 N force acting at an angle of 35° to the surface. It is then dragged by the same force (same magnitude, same pulling angle) 8 m up a ramp inclined at an angle of 20% to the floor. Determine the total work done by the force.
A box is dragged 16 m across a level floor by a 75 N force acting at an angle of 35°...
m d[m] Problem 1 [20 points) A box of mass m = 6 kg slides down an inclined ramp of length d = 2 m as shown in the Figure. The box starts with initial speed 2 m/s at height h = 1 m from the bottom of the ramp. A constant friction force f = 3 N is applied to the box when sliding h[m] down the ramp. Consider the box of mass m, as your system. a) [5...
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