Problem 8  A chain 25 feet long whose weight is 99 pounds is hanging over the edge of a tall building and does not touch the ground. How much work is required to lift the entire chain to the top of the building?

Q: Problem 9:   A 87.6 kg person starts at rest at the top of a slide that is 14.3 m tall. At the…

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Q: PROBLEMS 1. A med tech student pushes a 30-kg carton of books across the floor of her dormitory by…

A: Problem (1): Given:The mass of the carton is 30 kg. The applied force is 185 N at 37o with…

Q: 1. Using a force of 150 newtons, you push a sofa to the other side of a room, a distance of 3.1…

A: #1 Given data: The applied force is F=150 N. The distance moved is L=3.1 m.

Q: A student in a lab exerts a force of 25 N on an angle to pull a block by a distance of 48 cm. If a…

A: Given data :- Force F = 25 N Displacement d = 48 cm = 0.48 m Work done W = 11 J

Q: A horizontal force of 310 N is applied to move a 46 kg television set across a 20 m level…

A: Given:Applied force, F = 310 Ndistance travelled by television, d = 20 m

Q: A horizontal force of 230 N is applied to move a 56 kg television set across a 16 m level surface.…

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Q: Problem 2: What is the minimum work needed to push a 950-kg car 810 m up along a 9.0o incline? (a)…

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Q: QUESTION 8 How much work (in J) must be done to lift a stack of bricks, which has a mass of 50 kg,…

A: Given: The mass of the stack of bricks is 50 kg. The height of lift is 4 m. The acceleration due to…

Q: 3. A big man is towing a large box with a cord that makes an angle of 25 degrees with the…

A: Work done is the dot product of force and displacement. The unit of work done is the joule(J).…

Q: 5. A 2-kg pendulum bob is attached to a string 1.2 m long. What is the work done by gravity as the…

A: From the diagram, the displacement of the bob from point A to point B be:

Q: 1. A cart is loaded with a brick and pulled at constant speed along an inclined plane to the height…

A: Since you have posted multiple questions we will solve the first question for you .If you want any…

Q: 1. A student of mass 50 kg caries a bag weighing 4000g from the ground floor to his class on the…

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Q: 6. A delivery clerk carries a 34 newton package from the ground to the fifth floor of an office…

A: 6) Weight of package (w) = 34 N total height of fifth floor from ground (h)= 15 m

Q: Gurtej was driving his car at 120 km/hr when he decides to brake. His car glides to rest over a 26.4…

A: Write the given values with the suitable variables. u=120 km/hr=120×10003600 m/s=33.33 m/sv=0…

Q: Problem: Jennifer lifts a 2.5-kg carton of cat litter from the floor to a height of 0.75 m. (a) How…

A: Answer Given data  Mass m = 2.5 kg Height h = 0.75 m We have to find how much total work must be…

Q: A crate slides down a ramp that makes a 20° angle with the ground. To keep the crate moving at a…

A: Diagram,

Q: Question 15 A 57-kg packing crate is pulled with constant speed across a rough floor with a rope…

A: work is a scalar quantity work done by any force F is  defined as F.d  where F is the force vector…

Q: horse is pulling a sled with 200 N of horizontal force against an average of 150 N f friction for…

A: Given:- the horizontal force F = 200 N  The friction force Fr =150 N  The displacement d = 300 m…

Q: 1. A spring with a natural length of 10 cm is stretched by 0.5 cm by a 12 Newton force. Find the…

A: Answer Given data Natural length l = 10 cm Force F = 12 N Spring stretched by x = 0.5 cm

Q: 2. A 9 kg box is raised by a crane to a height of 5 m from the ground. From rest it slides down a…

A: (1)Let F be the force applied and S be the displacement produced. So the work…

Q: A 2kg box slides down a ramp a distance of two meters before it reaches the ground. The ramp has an…

A: Drawing the Normal force and the direction of the movement of the box,

Q: Q2: A spring of natural length 10 inches stretches 1.5 inches under a weight of 8 pounds. Find the…

A: Convert the length from in to m. The natural length of the spring. The stretched length of the…

Q: 3) The variation of a force with position is shown in the figure below. Find the work from (a) x = 0…

A: (3) The force vs displacement graph is shown below.

Q: 2. A force of F(x)-2x-cos(4x)+8, x is in meters, acts on an object. What is the work required to…

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Q: An 85 kg mountaineer is reaching the top of Mt. Fuji that is 3.76 km high. The mountain makes a…

A: Given that, Mass of a mountaineer, m = 85 kg The mountaineer is reaching the top of Mt. Fuji that is…

Q: horizontal force of 25 N pulls a box along a table. How much work does it exert in pulling the box…

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Q: 1a) A 4.1 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a…

A: ...

Q: During a tug-of-war, team A pulls on team B by applying a force of 2240 N to the rope between them.…

A: Let the applied force is denoted by F and the distance covered is denoted by d.

Q: 5. A 98-N sack of grain is hoisted to a storage room 50 m above the ground floor of a grain…

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Q: (10 points) A tractor driving at a constant speed pulls a sled loaded with fire- wood. There is…

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Q: 5. A 650 newton bicycle racer climbs a 500-meter hill by doing 400,000 joules of work. a) What are…

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Q: A child pulls a sled along level ground by exerting a force of 30 pounds on a rope that makes an…

A: force, F = 30 pounds  Angle, A = 35 degree  Distance, d = 200 feet

Q: A horizontal force of 240 N is applied to move a 46 kg television set across a 10 m level surface.…

A: Introduction :  In this question we are provided it value of force and distance . With these data we…

Q: How much work is done by a girl weighing 500 N in climbing 5.0 m up a rope in the school gym?

A: Given data:  Weight (mg) = 500 N Height (h) = 5.0 m Required: Work (W)

Q: Force = 6 x2 -8 x. Find the work in mks units done by the force for a distance of x = 1 to x = 7.

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Q: The third floor of a house is 8.0 m above the street level. How much work is needed to  move a 150…

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Q: 4. A student lifts a box of books that weighs 185 N. The box is lifted 0.800 m. How much work does…

A: Given Weight of the box = 185 N Distance moved = 0.800 m We have to calculate the work done by the…

Q: 5. A sled is drawn a distance of 7m along level ground. If the force along the rope is 100N and the…

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Q: Question 3 A skier starts at the top of a 37-meter high mountain. She pushes off, giving herself an…

A: The skier starts at the top of the mountain with some speed. The speed after the skier reaches the…

Q: rope applies a horizontal force of 500 N to pull a crate a distance of 2 m across the floor. A…

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Q: 2. A 9 kg box is raised by a crane to a height of 5 m from the ground. From rest it slides down a…

A: Mass of the box (m)=9 kg Height up to which it is raised from the ground (h)=5 m Angle of…

Q: 4. You throw a 20-N rock vertically into the air from ground level. You observe that when it is 15.0…

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Q: 4. A 5.0-kg block moves in a straight line on a horizontal frictionless surface under the influence…

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Q: 1. A man cleaning a floor pulls a vacuum cleaner with a horizontal force of magnitude F = 32.0 N.…

A: The work done is defined as the product of force and the displacement in the direction of force.  W…

Q: 4. During a tug-of-war match, team A pulls on team B by applying a force of 1100N to the rope…

A: Team A applying force on team B,

Q: Wendy (mass = 45.0 kg) climbs a rough incline (coefficient of friction = 0.26) that is 2.75 m long…

A: Draw the free-body diagram of Wendy.

Q: Q7 A ball, of mass m = 1.0 kg slides on a rough path AB. If the ball starts from rest at point A and…

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Q: 1. A student of mass 40 kg caries a bag weighing 5000g from the ground floor to his class on the…

A: Since all the questions are different, as per Bartleby guidelines only 1st one can be answered at a…

Q: 5. An orange crate is dragged through 22 m along level ground by a 90 N force applied at an angle of…

A: Given: Pulling force, F = 90 N