In 1990 Walter Arfeuille of Belgium lifted a 281.5-kg object through a distance of 17.1 cm using only his teeth! (a) How much work did Arfeuille do on the object? (b) What magnitude force did he exert on the object during the lift, assuming the force was constant. arket pushes a cart with a force of 35 N directed at an angle

Q: Assume that a force acting on an object is given by F= axí + byj, where the constants and 8.0Nm , b…

A: Given the distance is, r⇀=10.0i^+10.0j^m The forces are, a=8.0 Nm-1b=-1.0 Nm-1

Q: In the figure shown, if the mass (m=9 Kg) is moving with constant speed and traveled a distance d=10…

A: The mass m=9kg  The distance d=10m  F=27N

Q: In the figure shown, if the mass (m=5 Kg) is moving with constant speed and traveled a distance d=10…

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Q: A 1.3 kgkg book is lying on a 0.80 mm -high table. You pick it up and place it on a bookshelf 2.2 mm…

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Q: A force of magnitude 25 N directed at an angle of 54° above the horizontal moves a 12-kg crate along…

A: Given data:  Force (F) = 25 N Angle (θ) = 54°  above the horizontal Displacement (d) = 15 m…

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: Non-conservative forces are dissipative forces. These forces take energy away from the system as the…

Q: A constant force of magnitude 5 Newtons has the same direction as the positive z- axis. If the…

A: The magnitude of the force is F = 5 N. The force has same direction as z axis. The coordinates of…

Q: Cite an example in which a force is exerted on an object without doing work on the object.

A: The work done will be zero when the applied force on an object is perpendicular to the displacement…

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: Solution:-work done by Non conservative force w1=-40 Jwork done by conservative force w2=60 J

Q: Ellie is pushing a rolling bag at 40o with a force of 350 N and able to displace her bag by 2800 mm,…

A: The angle is Φ = 40o  Force is F = 350 N  Displacement is S = 2800 mm = 2.8 m

Q: The figure below gives the acceleration of a 2.25 kg particle as it is moved from rest along an x…

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Q: A constant force of 40N in the positive x direction acts on a 4.0-kg object as it moves from the…

A: We are given that A constant Force of 40N  acting along positive x-axis acts on a 4.0kg object as it…

Q: A man pushes a lawnmower on a level lawn with a force of 193 N. If 40% of the force is directed…

A: Given: The force is F=193 N The horizontal force is FH=40100F=0.4×193 N=77.2 N The displacement is…

Q: A 2-kg object moving on a horizontal frictionless surface with a speed of 4 m/s is brought to rest…

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Q: A body moving along the x axis is acted upon by a force F, that varies with x as shown. How much…

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

Q: A 600.0-g box has an acceleration of 5.0 m/s? when it is pulled by a horizontal force across a…

A: Work done is given by:

Q: Discuss whether any work is being done by each of the following agents and, if so, whether the work…

A: We know,  Work(W) = Force(F). Displacement(S) (a)No work, since displacement is zero. (b)No work,…

Q: One species of Darwin’s finch, Geospiza magnirostris, can exert a force of 217 N with its beakas it…

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Q: A person is about to carry a 50 kg sack of rice on top of his head while walking for 20 meters…

A: Option B is correct  Work done on sack of rice is 0 joules.

Q: A physics professor tries to barricade himself in his office by pushing a 30 kg desk in front of the…

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Q: You drag your 30 kg suitcase 1200 m thru the Chicago airport at essentially constant velocity 2.0…

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Q: A can of sardines is made to move along an x axis from x = 0.26 m to x = 1.11 m by a force with a…

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Q: Initially at rest, a block with a mass of 6 kg above a frictionless surface is pulled to the right…

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Q: Erol carries an 8.0 -kg suitcase as she walks 45 m along a horizontal walkway to her room at a…

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Q: A constant force of 12 N in the positive x direction acts on a 4.0-kg object as it moves from the…

A: A Given force F= 12N The force is in the positive x direction so  F=12 i Displacement d=(6i-8j)m

Q: An object in a horizontal surface was moved by applying a constant force (N), F = 16i + 10j. If the…

A: Given:Force, F=16i⇀+10j⇀displacement,x=5 mTo find:a) Work done, W=?b) Angle at which the force is…

Q: A factory worker pushes a 40 kg box a distance of 5 meter along a level floor, at constant speed, by…

A: Given Data: The mass of the box is, m = 40 kg. The displacement is, s = 5 m. The coefficient of…

Q: A man wishes to pull a crate 15m across a rough floor by exerting a force of 100 N. The  coefficient…

A: Assume that the angle between horizontal and the force applied by the man be θ. Draw the free-body…

Q: How much work did the movers do (horizontally) pushing a 46.0-kg crate 10.6 m across a rough floor…

A: Given- Mass of crate (m) = 46 Kg Distance (d) = 10.6 m Coefficient of friction (μ) = 0.50

Q: A force F→ in the positive direction of an x axis acts on an object moving along that axis. If the…

A: Let a force (F) in the positive direction of the x-axis act on an object moving along that axis. The…

Q: If you carry a bag of groceries weighing 115 N from your car to your kitchen, a distance of 44 m,…

A: Given data, Force on bag weighing = 115N Distance to be travelled = 44m We know that, Work done =…

Q: While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute, displacing…

A: Given:- While training for breeding season, a 460 gram male squirrel does 29 pushups in a minute…

Q: .How much work is required to move an object from x=2 to x=4 (measured in merters) in presence of…

A: Given:  F(x) = 4 / x2 from x = 2 m to x = 4 m

Q: In the figure shown, if the mass (m=4 Kg) is moving with constant speed and traveled a distance…

A:

Q: How much work does the force F(x) = (−2.0/x) N do on a particle as it moves from x = 2.0 m to x =…

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Q: The graph (attached) shows the x component of a force that acts on an object that moves on the x…

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Q: On a horizontal surface, an object slides from point P to point Q along a straight line, then slides…

A: here, diameter of semicircle= PQ= L firction force =fk

Q: A shopper in a supermarket pushes a trolley with a force of 40N directed at an angle of 35° downward…

A: Given: Force F = 40 N. Angle = 35o Distance ∆x = 30 m To determine: Work done Formula used: W = F ×…

Q: In the figure shown, if the mass (m=8 Kg) is moving with constant speed and traveled a distance d=18…

A: We know that work done  W = force ×displacement

Q: A 1.5 m high person is holding a 20 kg trunk on his head and is standing at a roadways bus-terminal.…

A: Work Done is calculated by the formula :   W = Force x Displacement                    ......(1)

Q: It takes a force of 35 N to stretch a 45-cm spring to 90 cm and hold it there. How much work was…

A: Given data : Initial force = 0 N Final force = 35 N Initial stretch in spring = 45 cm = 0.45 m Final…

Q: Given: A shopper pushes a grocery cart for a distance 21 m at constant speed on level ground,…

A: Given: d = 21 m ff = 37.5 N angle a = 22.5 o

Q: The graph shows the x component of a force that acts on an object that moves on the x axis. The…

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Q: Suppose the Eskimo is pushing the same 50.0-kg sled across level terrain with a force of 51.0 N. (a)…

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Q: porter pulls a 10 kg luggage along a level road for 5 m by exerting a force of 20 N at an angle of…

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Q: Two objects are each displaced the same distance, one by a force F pushing in the direction of…

A: Given  distance=d first force=F1=F second force=F2=4F3 at angle 450