A body moving along the x axis is acted upon by a force F, that varies with x as shown. How much work is done by this force as the object moves from x = x = 8 m in Jouls 1 m to F, (N) 4 a. 30 b. -26 0. x (m) с. -30 d. 26 -8 4.

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Q: 1. What work is done by a girl who pushes a box along the floor with a force of 80 newtons for a…

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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…

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Q: • You apply a constant force F = (-68.0 N)î + (36.0 N)î to a 380-kg car as the car travels 48.0 m in…

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Q: A 2.00-kg (20.0-N) stone is dropped from a height of 5.0 m, and strikes the ground with a velocity…

A: Given data: Mass, m=2 kg Height, h=5 m Velocity, v=8 m/s Question is to find the work done by the…

Q: (-4) 2.0 How much work does the force F(æ) N do on a particle as it moves from x = 2 m to x = 9 m? W

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Q: 1. How does the work required to stretch a spring 2.0cm from Its unstressed length compare with the…

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A: "According to the company policy we can answer only one question. Kindly repost the remaining…

Q: A particle of mass 6 kg is constrained to move along the trajectory y(x) = -5 x2 + 10 (m).  If the…

A: Given trajectory:     y(x)=-5x2+10 (m)∴dy=-10x      _______(1) Force: F=7 N  (constant) Displacement…

Q: 3. A gardener pushes a 30.0 kg lawnmower on a flat surface for 10.0 m with a force of 100. N at an…

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Q: 1. A particle was subjected to a force F, that varies with position as described by 375 F = where F…

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Q: A force ?⃗⃗acts in the x-direction, its magnitude given by ?=ax^3 where =2.0N/m^3. Find the work…

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Q: If an object moves in a straight line from x;= 1 m to x2 = 2 m by a force F = -6.5 x N. Find the…

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Q: 83. Suppose that you apply a 60-N horizontal force F to a 30kg package, which pushes it 4 meters…

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Q: - A force of  F =(6i-2j) N acts on a particle, causing a displacement of d =(2i+3j) m. Find the work…

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Q: A car (m=1000 kg) is initially moving at a speed of 20 m/s (~45 mph) when the driver hits the brakes…

A: Work done is equal to change in kinetic energy W=∆EK=12mvf2-vi2=121000 kg0-20 ms2=-200000 J=-200 kJ

Q: 5) You carry a 5.0 kg bag of groceries 0.8 m above the ground at constant speed across a 2.3m room.…

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Q: 1.A force of 5i -j+ 2k N displaced a body from a position of i + j+km to 2i-4j+6km. How much work is…

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Q: 14. The force acting on a particle varies as shown in Figure MP7.14. Find the work done by the force…

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Q: 19. An object moving along the x axis is acted upon by a force F that varies with position as shown.…

A: The work done is given by the expression,

Q: In a supermarket, a person pushes his 16-kg shopping cart with a force of magnitude 56 N and a…

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Q: 2. A man pushes a 270-N block 9.1 m along a level floor at constant speed with a force directed 45°…

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Q: 2. A force acting on an object moving along the x axis is given by Fx=(14x- 3.0x) N where x is in m.…

A: Given- Fx = 14x - 3x2 N x moves from, x = -1 m to x = 2 m,

Q: A force of 1300 lb compresses a spring from its natural length of 18 in. to a length of 10 in. How…

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Q: Leni Marcos apply a constant force F= - 68N i + 36N j to a 380 kg car as the car travels 48.0 m in a…

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Q: 49. The work done by a force (-2i + 5j) N which moves a particle from a point A to another point B,…

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Q: A 300-g object slides 80 cm in a straight line along a horizontal tabletop. How much work is done in…

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Q: A force F(x) = (-4.0x2 + 5.0x) N acts on a particle. (a) How much work (in J) does the force do on…

A: F(x) = (-4x2 + 5x) N

Q: A floating ice block is pushed through a displacement d→=(16.0m)î-(17.0m)ĵ along a straight…

A: Work done

Q: 3) In the figure, a 900-kg crate is on a rough surface inclined at 30°. A constant external force…

A: We will be using the work-energy theorem to solve this problem. WP=Work done by force PWf=Work done…

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Q: A 5.00-kg block of ice is sliding across a frozen pond at 2.00 m/s. A 7.60-N force is applied in the…

A: Given :m=5 kgu=2m/sF=7.60 N

Q: A particle moves 5 m in the +x direction while being acted upon by a constant force F = 2i + 5j - k…

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Q: JA 4.0 kg object moves a distance of 7.9 m under the E How much work is done by the force? action of…

A: Given data: Mass (m) = 4.0 kg Displacement (d) = 7.9 m Force (F) = 5.6 N Required: Work done (W)

Q: If an object moves in a straight line from x1= 1 m to x2 = 2 m by a force F = -6.5 x N. Find the…

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Q: A 3.00-kg crate starting at rest slides down a rough 7.00-m-long ramp, inclined at 25.0° below the…

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Q: A force F acts in the x-direction, its magnitude given by F = ax2, where x is in meters and a = 5.0…

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