An arctic tractor drags a 45 ton (thats metric ton:  1 ton = 1000 kg) across the snow, which has a friction coefficient of 0.075, a distance of 4500 kilometers.  How much work did the tractor do?  Make sure you SYW.

Q: A 6 slug mountaineer is reaching the top of Mt. Fuji that is 12,336 ft high. The mountain makes a…

A: Work done against gravity is its potential energy. W=Mgh…

Q: A particle was subjected to a force Fx that varies with position as described by F =…

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Q: A 55 kg packing crate is pulled with constant speed across a rough floor with a rope that is at an…

A: Given: The mass of the packing crate is 55 kg. The tension in the rope is 125 N. The angle between…

Q: An archer pulls a bow string back 0.40 meters by exerting a force that increases linearly from zero…

A: Given: The extension in the string is 0.40 m. The force exerted by the string is 460 N.…

Q: A child pulls a wagon along level ground by exerting a force of 20 pounds on a handle that makes an…

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Q: One of the forces exerted on a particle is F = Bx²i, where B = 6 N/m². How much work does F do (in…

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Q: You push your physics book 1.10 m along a horizontal tabletop with a horizontal push of 3.00 N while…

A: Force=0.700N

Q: Problem 1- How much work is it to lift a 2O kg sack of potatoes vertically 6.5 m? The applied force…

A: Work done (W)= F.S  If both force and displacement are in same direction ,then angle between them is…

Q: Fluffy has just caught a mouse, and decides that the only decent thing to do is to bring it to the…

A: The rate of work is known as power. Calculate the speed of Fluff's. Power = F*v 6.30 = 3.30*v v =…

Q: A force of 14 lb is required to hold a spring stretched 4 in. beyond its natural length. How much…

A: force = 14 lb stretch (d) = 4 in

Q: You pull a friend up a 60 m rocky slope, with a tension force in the rope of 450 N. The slope is…

A: we have given that, Distance for pulling is d=60m Also tension force is F=450N Let us suppose…

Q: A block of mass 12kg is being pulled to the right by a rope that makes a 37 degree angle with the…

A: Given data: Mass (m) = 12 kg Angle (θ) = 37° with the horizontal Displacement (d) = 21 m Tension…

Q: has a mass of 17.5 kg, how much work does the woman do? E How much E does the woman's bucket have…

A: If an object of mass 'm' is lifted by a height of 'h', then the workdone on the object is: W=mgh

Q: To pull a 50 kg crate across a horizontal frictionless floor, a worker applies a force of 210 N,…

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Q: A concrete block is pulled 8.6 m to the right across a smooth surface. The tension in the rope is…

A: If an object is displaced by a force F→ then the work done on the object is given by, W=F→·d→=F d…

Q: A 3 kg particle starts from rest at x = 0 and moves under the influence of a single force F= 10 + 5x…

A: The work done by a force F(x) on a particle as the particle moves from x = a to x = b, is given…

Q: how much work are you doing?

A:

Q: In the event of tug-of-war, the CAS team pulls the SHS team by applying a force of 1500 N to the…

A: Given data: Force (F) = 1500 N Displacement (d) = 1.8 m Required: Work done (W)

Q: A weight lifter lifts a 380 N set of weights from ground level to a position over his head, a…

A: Given data: The amount of weight lifted is L=380 N. The height of weight lift is h=2.10 m.   The…

Q: How much work is done against the gravitational force on a 12-kg briefcase when it is carried from…

A: Given: The mass of the briefcase is 12 kg. The vertical height from the ground is 380 m.

Q: A block is moving with 52.0 J of KE. A 12.0 N force pulls the block straight back, against the…

A: Given data: Initial Kinetic Energy (KEi) = 52.0 J Force (F) = 12.0 N, straight backward Displacement…

Q: What is the equation for horizontal work?   Rogelio pushes a book 3 m across the table. If he uses…

A: Work done = force × displacement

Q: You go for a walk one afternoon down a level street to a park where there is a hill.  If the hill is…

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Q: A particle was subjected to a force F, that varies with position as described by 375 F where F is in…

A:

Q: A particle was subjected to a force F, that varies with position as described by 375 F = x³+3.75x…

A: Rewrite the force using partial fraction

Q: (10%) Problem 1: A boy is pulling his sister in a wagon, as shown in the figure. He exerts a force…

A: Given : F = 49.5 N  θ = 30° d = 31.5 m

Q: Bassam pushes a box 2.5 m by applying a 20N horizontal force. What work does he do? Select one: a.…

A: Required : Work done, W.

Q: A 4.5kg sled is pulled across level snow with a force of 225N on a rope that is 35 degrees above the…

A:

Q: A 5.00kg block starts from rest at the top of a 30.0° incline and slides 2.0m down the incline in…

A: Given: The mass of the block is 5.00 kg. The angle of inclination is 30.0 degrees. The distance…

Q: A fisherman reels in 16 m of line while fighting a fish that exerts an opposing force of 35 N. How…

A: Work: The work done by the force is equal to the product of applied force and displacement of the…

Q: A one-dimensional force has the form F(x) = A x2-Bx where A =1.8 N/m2 and B = 0.65 N/m. How much…

A: We have a one-dimensional force which is given by  F(x)=Ax2-Bx  where constants A=1.8 N/m2 and…

Q: Felip carries a 250-N bag up three flights of stairs, a height of 12.5 m and then pushes it with a…

A:

Q: A 4.5 kg sled is pulled across level snow with a force of 225N on a rope that is 35 degrees above…

A: The situation here is illustrated below:     This particular case involves the sled to be pulled…

Q: A body having 7 kg of mass moves with a velocity of 20 m/s covers a vertical height of 8.75 m. What…

A:

Q: You push a heavy box along the floor with a force of 775 N for a distance of 15 meters.  The…

A:

Q: Matthew pulls his little sister Sarah in a sled on an icy surface (assume no friction). The pulling…

A: The given values are, F=70 Nθ=41°s=8 m

Q: A 10 kg barbell is rolling down a hill. There is no friction or air resistance acting on it, only…

A: Mass of the barbell is m = 10 kg Initial speed is u = 2 m/s Final speed is v = 7 m/s The only force…

Q: A spring has a natural length of 6 m. If a 4-N force is required to keep it stretched to a length of…

A: Given value--- Applied force = 4 N. change in length = 10 m - 6 m = 4 m. We have to find--- how…

Q: In 1990 Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using…

A: Work done by a constan force is given by W=F→.S→W=FScosθWhere θ is the angle between F→and S→.

Q: An archer pulls a bow string back 0.40 m by exerting a force that increases linearly from zero to…

A: Work done is defined as product of force and displacement. Mathematically, W=F.S F is force, S  is…

Q: . A weight lifter lifts a 350-N set of weights from ground level to a position over his head, a…

A: Given data:  Weight = mg = 350 N Height (h) = 2.00 m Required: Work done

Q: SA1) A 50-kg cavan of rice is pulled along a 10-m horizontal ramp with a force of 750 N. If it is…

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Q: A traveller pulls on a suitcase strap at an angle 36 degrees above the horizontal. If 908 J of work…

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Q: It takes 3 s for 25 g car to go down a 10 degree incline for 1 m. ? How much work was done by…

A:

Q: A concrete block is pulled 4.7 m to the right across a smooth surface. The tension in the rope is…

A: Given data:  Distance (d) = 4.7 m Tension force (F) = 125.6 N Angle (θ) = 44.5° Required: The net…

Q: A sailor pulls a boat along a dock with a rope that makes an angle of 60 with the horizontal. How…

A: The equation for the work done is given by