Homework Answers
Add Answer to:
(please answer in details)
5. A uniform 2 m high box with a 1 m2 base...
please qickly 2) A 20 kg box initially at rest is pushed 5 m along a...
please qickly
2) A 20 kg box initially at rest is pushed 5 m along a rough, horizontal floor with a constant applied horizontal force of F = 120 N. The coefficient of kinetic friction between box and floor is 0.1, find; a) (12 p) Calculate the work done by the applied force, the gravitational force, the normal force, the friction force (Wr.W, W.,WR) b) (4 p) Find the change in kinetic energy of the box c) (4 p) Find...
h d2 d1 A girl pulls a box of mass m = For the first d1...
h d2 d1 A girl pulls a box of mass m = For the first d1 = 6 m, there is no friction between the box and the floor. For the next d2 4 m the coefficient of friction between the box and the floor is u 0.2. 3 kg across a floor with a constant horizontal force F 25 N. Initially the block is at rest. 1) What is the work done on the box by the girl in...
o m all, 2019 Problem 1 The USA Bobsledding team is training for the Olympics by...
o m all, 2019 Problem 1 The USA Bobsledding team is training for the Olympics by pushing a large box across a gymnasium floor. The box has a mass of 135 kg. The coefficient of static friction between the floor and box is 0.6, and the coefficient of dynamic friction between the box and floor is 0.45. (12.5 pts a) (2.5 pts) What is the maximum frictional force acting on the box when it is not moving? b) (2.5 pts)...
answer d, e, f please As shown in the figure below, a box of mass m...
answer d, e, f please
As shown in the figure below, a box of mass m = 60.0 kg (initially at rest) is pushed a distance d = 53.0 m across a rough warehouse floor by an applied force of FA - 248 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...
. (5 marks) A piano has a mass of 515 kg. If the coefficient of static...
. (5 marks) A piano has a mass of 515 kg. If the coefficient of static friction between the piano and the wooden floor is u=0.238, how much force is required to start the piano rolling across the floor? (5 marks) A 8.25 kg box is being pushed on a horizontal rough surface with a force of 55.0N. The kinetic friction force on the box is 38.5 N. Calculate the magnitude of the box's accelera- tion.
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...
Starting from rest, a 3.2-kg box is pushed on a horizontal floor with a force of...
Starting from rest, a 3.2-kg box is pushed on a horizontal floor with a force of 482.6 N parallel to the floor. The coefficient of kinetic friction between the box and the floor is 0.5. What is the kinetic energy of the box after it has been pushed with the constant force of 5.8 meters?
6 points PSE6 7.P031. 4. My Notes A 38.0 kg box initially at rest is pushed...
6 points PSE6 7.P031. 4. My Notes A 38.0 kg box initially at rest is pushed 5.20 m along a rough, horizontal floor with a constant applied horizontal force of 135 N. If the coefficient of friction between box and floor is 0.300, find the following. (a) the work done by the applied force (b) the increase in internal energy in the box-floor system due to friction (c) the work done by the normal force J (d) the work done...
16. A force of magnitude 25.0 N is applied to a box of mass m2 =...
16. A force of magnitude 25.0 N is applied to a box of mass m2 = 2.0 kg. The force is directed up a plane tilted at an angle of 60.0. The box is connected by a cord to another box of mass m1 = 2.5 kg. The floor and pulley are frictionless, the ramp has a coefficient of friction of μ,-0.15, and the masses of the pulley and cord are neglible. a. Draw the free-body diagrams for the two...
6. A person wants to push a 110-kg box across the floor. The coefficient of friction...
6. A person wants to push a 110-kg box across the floor. The coefficient of friction between the box and the floor is 0.61. a. What is the normal force experienced by the box at rest(N)? b. If the person pushes against the box with 500N of force but at an angle of 20 relative to the horizontal, what is the normal force experienced by the box in (N)? c. With no applied force, what is the frictional force of...
please qickly
2) A 20 kg box initially at rest is pushed 5 m along a rough, horizontal floor with a constant applied horizontal force of F = 120 N. The coefficient of kinetic friction between box and floor is 0.1, find; a) (12 p) Calculate the work done by the applied force, the gravitational force, the normal force, the friction force (Wr.W, W.,WR) b) (4 p) Find the change in kinetic energy of the box c) (4 p) Find...
h d2 d1 A girl pulls a box of mass m = For the first d1 = 6 m, there is no friction between the box and the floor. For the next d2 4 m the coefficient of friction between the box and the floor is u 0.2. 3 kg across a floor with a constant horizontal force F 25 N. Initially the block is at rest. 1) What is the work done on the box by the girl in...
o m all, 2019 Problem 1 The USA Bobsledding team is training for the Olympics by pushing a large box across a gymnasium floor. The box has a mass of 135 kg. The coefficient of static friction between the floor and box is 0.6, and the coefficient of dynamic friction between the box and floor is 0.45. (12.5 pts a) (2.5 pts) What is the maximum frictional force acting on the box when it is not moving? b) (2.5 pts)...
answer d, e, f please
As shown in the figure below, a box of mass m = 60.0 kg (initially at rest) is pushed a distance d = 53.0 m across a rough warehouse floor by an applied force of FA - 248 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...
. (5 marks) A piano has a mass of 515 kg. If the coefficient of static friction between the piano and the wooden floor is u=0.238, how much force is required to start the piano rolling across the floor? (5 marks) A 8.25 kg box is being pushed on a horizontal rough surface with a force of 55.0N. The kinetic friction force on the box is 38.5 N. Calculate the magnitude of the box's accelera- tion.
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...
6 points PSE6 7.P031. 4. My Notes A 38.0 kg box initially at rest is pushed 5.20 m along a rough, horizontal floor with a constant applied horizontal force of 135 N. If the coefficient of friction between box and floor is 0.300, find the following. (a) the work done by the applied force (b) the increase in internal energy in the box-floor system due to friction (c) the work done by the normal force J (d) the work done...
16. A force of magnitude 25.0 N is applied to a box of mass m2 = 2.0 kg. The force is directed up a plane tilted at an angle of 60.0. The box is connected by a cord to another box of mass m1 = 2.5 kg. The floor and pulley are frictionless, the ramp has a coefficient of friction of μ,-0.15, and the masses of the pulley and cord are neglible. a. Draw the free-body diagrams for the two...
6. A person wants to push a 110-kg box across the floor. The coefficient of friction between the box and the floor is 0.61. a. What is the normal force experienced by the box at rest(N)? b. If the person pushes against the box with 500N of force but at an angle of 20 relative to the horizontal, what is the normal force experienced by the box in (N)? c. With no applied force, what is the frictional force of...
Most questions answered within 3 hours.
-
What are the negative effects of abruptly stopping the use of
all fossil fuels? Give at...
asked 59 seconds ago -
Given that many conflict are the result of different parties having
different interests, is it possible...
asked 5 minutes ago -
A 750 g block can slide uniformly along the horizontal track
when a string attached to...
asked 8 minutes ago -
In 2017, Juan entered into a contract to write a book. The
publisher advanced Juan $50,000,...
asked 22 minutes ago -
Determine the number of kinds of protons in each molecule (w/
respect to NMR spectroscopy). Drawing...
asked 32 minutes ago -
A jeweler whose near point is 68 cm from his eye uses a
magnifying glass as...
asked 30 minutes ago -
A company wants to determine how many units of each of two
products, A and B,...
asked 34 minutes ago -
The blood pressure of a person changes throughout the day.
Suppose the systolic blood pressure of...
asked 43 minutes ago -
A chemistry student desired to study sulfur. Sulfur exhibited
the following characteristics with oxygen:
(a) It...
asked 39 minutes ago -
An Atwood machine is constructed of a solid-disk frictionless
pulley of mass m3 and radius R....
asked 41 minutes ago -
what are the advantages of lanthanum hexaboride over tungsten
filament for electron emission
what is the...
asked 42 minutes ago -
Question 5
Your uncle offers to sell you his vintage Rolls Royce. He
suggests a payment...
asked 47 minutes ago