A force given by F(x) = 2x3 (in N/m3) acts on a 1-kg mass moving on...
A force given by F(x) = 2x3 (in N/m3) acts on a 1-kg mass moving on a frictionless surface. The mass moves from x = 1 m to x = 5 m. Assume all motion is along a straight line. (a) How much work is done by the force? (b) If the mass has a speed of 1.0 m/s at x = 1 m, what is its speed at x = 5.0 m?
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A force given by F(x) = 2x3 (in N/m3)
acts on a 1-kg mass moving on...
Problem 3: A force F = 4x2 - 3x acts on an object as it moves...
Problem 3: A force F = 4x2 - 3x acts on an object as it moves along the x-axis. a) How much work is done by the force as the object moves from x = 2.0 m to x = 7.0 m? b) If the mass of the object is 5.0 kg and it started at rest, what is it's speed at x = 7.0 m? Please show step-by-step.
A force F = (3xi - 2xyj) N acts on an object as the object moves...
A force F = (3xi - 2xyj) N acts on an object as the object moves in the .x direction origin to .v 5.00 m (no motion in v-axis). The object has a mass m = 5.00 kg. Find the work done on the object by the force F. lf the object starts from rest, what is the final speed of the object at x = 5.00 m.?
Chapter 6, Problem 20 Go An asteroid is moving along a straight line. A force acts...
Chapter 6, Problem 20 Go An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and slows it down. The asteroid has a mass of 4.9 x 104 kg, and the force causes its speed to change from 7700 to 4600 m/s. (a) What is the work done by the force? (b) If the asteroid slows down over a distance of 1.2 x 106 m determine the magnitude of the force. (a) Work-...
An asteroid is moving along a straight line. A force acts along the displacement of the...
An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and slows it down. The asteroid has a mass of 4.2× 104 kg, and the force causes its speed to change from 7100 to 4500m/s. (a) What is the work done by the force? (b) If the asteroid slows down over a distance of 2.3× 106 m determine the magnitude of the force.
An asteroid is moving along a straight line. A force acts along the displacement of the...
An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and slows it down. The asteroid has a mass of 5.4× 104 kg, and the force causes its speed to change from 6500 to 4500m/s. (a) What is the work done by the force? (b) If the asteroid slows down over a distance of 2.4× 106 m determine the magnitude of the force.
force Fx acts on a particle that has a mass of 2 kg. The force is...
force Fx acts on a particle that has a mass of 2 kg. The force is related to the position x of the particle by the formula F 3, where C-0.5 if x is in meters and Fy is in Newton (a)What are the SI units of C? (Use the following as necessary: N and m.) (b) Find the work Wdone by this force as the partidle moves from x - 2.8 m to x - 1.6 m (C) At...
a block of mass 2 kg is pulled with a force as shown in the figure....
a block of mass 2 kg is pulled with a force as shown in the
figure. a friction force of 2N acts on the block. WHAT is the net
work done on the block as the block moves along the plane by 2
m
A block of mass 2.0 kg is pulled with a force as shown in the figure. A friction force of 2 N acts on the block. What is the net work done on the block as...
A 5.0 kg block moves in a straight line on a horizontal frictionless surface under the...
A 5.0 kg block moves in a straight line on a horizontal
frictionless surface under the influence of a force that varies
with position as shown in the figure. The scale of the figure's
vertical axis is set by Fs = 14.0 N.
How much work is done by the force as the block moves from the
origin to x = 8.0 m?
-F02 46 Position (m) Force (N)
pls do #9 tension 7) A cord with a tension of 49 N pulls a mass...
pls do #9
tension 7) A cord with a tension of 49 N pulls a mass of 5.0 kg up a hill as shown. The coefficient of kinetic friction between the mass and the hill is 0.20. The tension force is parallel to the hill. If the mass moves 1.5 m along the hill, please determine the work done by the forces below. Work Space: Work Done Force Gravity Tension Friction Normal Energy (1) 8) A 0.055 kg mass moves...
4. A constant 80-N force acts on a 5.0 kg box. The box initially is moving...
4. A constant 80-N force acts on a 5.0 kg box. The box initially is moving at 20 m/s in the direction of the force, and 3.0 s later the box is moving at 68 m/s. Determine both the work done by this force and the average power delivered by the force during the 3.0-s interval. Ans: W=11kJ, P= 3.5kW
A force F = (3xi - 2xyj) N acts on an object as the object moves in the .x direction origin to .v 5.00 m (no motion in v-axis). The object has a mass m = 5.00 kg. Find the work done on the object by the force F. lf the object starts from rest, what is the final speed of the object at x = 5.00 m.?
Chapter 6, Problem 20 Go An asteroid is moving along a straight line. A force acts along the displacement of the asteroid and slows it down. The asteroid has a mass of 4.9 x 104 kg, and the force causes its speed to change from 7700 to 4600 m/s. (a) What is the work done by the force? (b) If the asteroid slows down over a distance of 1.2 x 106 m determine the magnitude of the force. (a) Work-...
force Fx acts on a particle that has a mass of 2 kg. The force is related to the position x of the particle by the formula F 3, where C-0.5 if x is in meters and Fy is in Newton (a)What are the SI units of C? (Use the following as necessary: N and m.) (b) Find the work Wdone by this force as the partidle moves from x - 2.8 m to x - 1.6 m (C) At...
a block of mass 2 kg is pulled with a force as shown in the
figure. a friction force of 2N acts on the block. WHAT is the net
work done on the block as the block moves along the plane by 2
m
A block of mass 2.0 kg is pulled with a force as shown in the figure. A friction force of 2 N acts on the block. What is the net work done on the block as...
A 5.0 kg block moves in a straight line on a horizontal
frictionless surface under the influence of a force that varies
with position as shown in the figure. The scale of the figure's
vertical axis is set by Fs = 14.0 N.
How much work is done by the force as the block moves from the
origin to x = 8.0 m?
-F02 46 Position (m) Force (N)
pls do #9
tension 7) A cord with a tension of 49 N pulls a mass of 5.0 kg up a hill as shown. The coefficient of kinetic friction between the mass and the hill is 0.20. The tension force is parallel to the hill. If the mass moves 1.5 m along the hill, please determine the work done by the forces below. Work Space: Work Done Force Gravity Tension Friction Normal Energy (1) 8) A 0.055 kg mass moves...
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