A boy lifts a 100 N rock 1 m high. What work does he do in Joules? In ergs? The boy has to exert a force equal to the weight of the rock.

Q: A particle is subject to a force F x that varies with position as shown in above figure. Find the…

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Q: On his way off to college, Russell drags his suitcase 15.0 m from the door of his house to the car…

A: Given  Applied force F = 95 N Displacement S = 15 m

Q: A 2.0 kg rock is pressed up a distance ∆x = 20 cm against a spring with spring constant 400 N/m and…

A: (a)Scene AThe potential energy due to gravity is,Substitute the values,

Q: How much work do the breaks on a 3200 kg car need to do in order to slow it from 30 m/s to 20 m/s?

A: Given mass m=3200Kg V1=30m/s V2 = 20m/s According to work energy theorem work done by the car is…

Q: A sailor pulls her boat along a dock using a rope at an angle of 25° with the horizontal. How much…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: nt suspends a 0.25-kg mass on a spring, which stretches a distance of 5.0cm. The student then…

A: Given :-  mass m = 0.25 kg  The strehed distance is x = 5 cm  The student then removes the mass and…

Q: A force, Fx acts on an object that is moving along the x-axis. The graph of the force as a function…

A: Solution:-

Q: DETAILS SERPSE10 7.4.P.009. MY NOTES ASK YOUR TEACHER A particle is subject to a force F, that…

A: The area under the force time graph gives the work done.

Q: When released, a 120-g block slides down the path shown below, reaching the bottom with a speed of 4…

A: Solution:-

Q: A particle is subject to a force Fx that varies with position as in Figure. Find the work done by…

A: As work done is equal to  W=Fd Therefore from the given plot work done is simply area under the…

Q: A spring and block are in the arrangement of the figure. When the block is pulled out to x = +5.0…

A: Force applied when block moved to x = 5 cm is Fapp = 360 N Distance the block moved  x = 5 cm = 5 x…

Q: Jake pushes a 3.0 kg box 7.0 m across the floor with a force of 12 N. She then lifts the box to a…

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Q: A small block of mass 150 g starts at rest 4.0 m above the ground (point A). The block then slides…

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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: 1. If 68 W of power is producing 18 seconds, how much work is done? b. A set of pulleys lifts an 800…

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Q: You pick up a 1 N box 1.5 m upwards and walk with it 10 meters across the room, after which you…

A:

Q: Show the complete solution. 1. If you push a box of supplies across 6 meters on a floor that exerts…

A: The net work done on a moving box is,  Wnet = Fnet . d --------(1) Where d is total displacement and…

Q: A 50-N force is the only force on a 2-kg crate that starts from rest. Consider the instant the…

A: Write the given values with the suitable variables. F=50 Nm=2 kgu=0 m/sd=2 m Here, F, m, u, and d…

Q: rizontal, how much work did he do on the wagon? Show your work Answer Choices: (a) 679 J (b) 960…

A: Given values:- Distance,(d)=12 m -----(1) Force,(F)=80 N -----(2) Angle,(θ)=450 ------(3) Suppose…

Q: A 112 lb student races up stairs with a vertical height of 9 m in 5.3 s to get to a class on the…

A: Data Given ,  Mass of the student ( m ) = 112 lb                = ( 112 / 2.2046 ) kg = 50.80 kg…

Q: A basketball player makes a jump shot. The 0.700 kg ball is released at a height of 2.00 m above the…

A: mass=m=0.7 kg initial height= h=2 m final height=h'=3.1 m initial speed=v=7.8 m/s final speed=v'=3.4…

Q: To push a crate of mass 100 kg up a frictionless ramp with an angle of 15 ° to the horizontal, a…

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Q: 1) A 300 N force is applied to a box in the direction XY in order to move it up a ramp of the…

A: Work done = force x distance

Q: The force acting on a particle varies as in the figure below. (The x axis is marked in increments of…

A: (a) The work done by the force as the particles moves from x=0 to x=12.0 m, that equals the area…

Q: 30-N box is pulled upward 6.0 m along the surface of a ramp that rises at 37° above the horizontal.…

A: Given weight of box is W=30 N Distance travelled is d=6.0 m

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: A force acts on an object, causing it to move parallel to the force. The graph in the figure shows…

A: Here,  The graph in the figure shows a force as a function of the position of an object. We have to…

Q: A spring and block are in the arrangement of the figure. When the block is pulled out to x = +5.0…

A: Applied force (F) = 360 N Initial extension (d)= 5 cm = 0.05 m

Q: Hawkeye pulls a quiver attached to his bow back 68 cm by exerting a force that increases uniformly…

A: GivenDistance moved ,x=68 cm=0.68 mForce increase uniformly with distance from 0 to 285 NF=285 N

Q: A particle is subject to a force Fx that varies with position as shown. Find the work done by the…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: How much work does it take to slide a box 17 meters along the ground by pulling it with a 111 N…

A:

Q: Consider an object of mass m = 4 kg on a frictionless table. The object experiences a repulsive…

A: Given:Mass of the object, m = 4 kgRepulsive force, F = a/x2 + b/x

Q: A force acting on a particle moving in the xy plane is given by F = (3x²i + 6yj) N, where x and y…

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Q: In the figure below, what is the work done by the non-constant force from x = 0 m to x = 12 m? * F,…

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Q: A force acts on an object, causing it to move parallel to the force. The graph in the figure shows…

A: Work done by a force on an object is defined as the product of the force and displacement of the…

Q: Solve the following word problems. Show your solution A food shipper pushes a wood crate of cabbage…

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Q: Mama Mia has a mass of 65kg and is carrying a tray of turkey with a total weight of 55N .if she…

A: Mama Mia is moving in a horizontal direction (I think with no acceleration).Force acting on Mama Mia…

Q: When released, a 120-g block slides down the path shown below, reaching the bottom with a speed of 4…

A: Given Mass of block = m = 120 g = 0.12 kg Initially block is at rest Finally block has a speed = 4…

Q: On an essentially frictionless, horizontal ice rink, a skater moving at 6.0 m/sm/s encounters a…

A: Work energy Theorem We know that work is force applied over a range. However, work is also a change…

Q: Hiller pulls the parachute/alien with a constant force of 259. N for a distance of 2.8 x 105 m.  How…

A: Given  Force = F = 259 N  Distance = d = 2.8*105 m  W = ??

Q: 1. In a training, you are doing a vertical climb using a rope to lift yourself by 5.0 m in 2 s. If…

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

Q: A force moves an object in the direction of the force. The graph in the figure shows the force…

A: force versus displacement graph is given for object in motion . the force is plotted along y axis…

Q: The force acting on a particle varies as in the figure below. (The x axis is marked in increments of…

A:

Q: The two ropes shown in the bird’s-eye view  are used to drag a crate exactly 3 m across the floor.…

A: distance, d = 3 m

Q: To push a crate of mass 70 kg up a frictionless ramp with an angle of 15 ° to the horizontal, a…

A: Work done on the crate by the worker Ww=FwL=950 N3 m=2850 J Work done by the weight of the crate…

Q: In the figure, a block slides down an incline. As it moves from point A to point B, which are 4.1 m…

A: Force acting on block are 1. F = 4.8 N 2. Gravitational force 3. Friction force , fr = 13N Distance…