The formula W=Fdcos0 describes, done by a constant force. QUESTION 9 The SI unit of work is

Q: 1) A force F = bx3 acts in the x direction, where the value of b is 3.7 N/m3. How much work is done…

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Q: What is the work done by the force F? F S1 S2 O Fs None of the above Zero O-Fs

A: Given data:   A force F, towards upward direction The object traveled a distance s Angle between…

Q: When a flea (m = 600 μg) is jumping up, it extends its legs 0.5 mm and reaches a speed of 0.50 m/s…

A: According to the kinematics equation, find the acceleration of the flea.Substitute the values,

Q: ndicate if WORK IS DONE or NO WORK IS DONE on the following situation. 1. A girl walking up the…

A: Given: indicate if WORK IS DONE or NO WORK IS DONE on the following situation. 1. A girl walking up…

Q: A force is given by the vector F = ( 3 i + 26 j) N and moves from the point (2i + 7) m to the point…

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Q: A particle moving in the xy-plane is subject to a force (xî + yi) F(x, y) = (60 N · m2)- (x² +…

A: Given,F→(x, y) = (60 N. m2)xi^ + yj^(x2 + y2)32The particle is moving from, 4, 7 m to 9, 8 m

Q: We move a particle along an x axis, first outward from x = 1.0 m to x = 4.0 m and then back to x =…

A: Work done is given by integration for force with respect to displacement.  For net work done we have…

Q: A force is given by the vector F = ( 13 i + 8 j) N and moves from the point (3i+ 8j) m to the point…

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Q: 75.0kg firefighter climbs a flight of stairs 28.0 m high. How Much work does he do?

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

A: Solution:-

Q: How much work (in J) is done by the boy pulling his sister 25 m in a wagon as shown in the figure…

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Q: The dot product is an operation between two vectors and is a fundamental part of the definition of…

A: The vectors are given as,

Q: A tractor tows a plane from its airport gate, doing 8.8 MJ of work. The link from the plane to the…

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Q: A floating ice block is pushed through a displacement á = (27.0 m )î – (22.0 : j along a straight…

A: Given data:  Displacement d→ = 27.0mi^ -22.0mj^ Force F→ = 178Ni^ -152Nj^ Required: Work done

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: 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: A force of 20 Ib is required to hold a spring stretched 8 in. beyond its natural length. How much…

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Q: QUESTION 10 10. The force required to hold a spring 0.5 m past its natural length is 8 N. Find the…

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Q: A single force acts on a 3kg particle whose position is given as x = 3t-4t ^ 2-t ^ 3. What is the…

A: The velocity function is the derivative of the position function , that is , vt=dxtdt . The work…

Q: Find the work done by (4 N) frictional force, in removing an object for (15 m) along horizontal…

A: Given data, Friction Force (F)= 4 N Horizontal Distance (d)= 15 m

Q: The force acting on a particle varies as in the figure. Find the work done by the force on the…

A: Work done W=Fx Area of force displacement graph gives work done

Q: A lift to raise a crate to height of 10.0 m is used. [1hp= 746 W] Explain how much work in N m is…

A: The work done by a system is obtained by taking the scaler product of the force and…

Q: A particle of mass m= 4kg is released from point A and slides on the frictionless track shown in…

A: The work done by gravity is the change in the gravitational potential energy. gravitational…

Q: An object with mass m = 2 kg is released from rest at a height h = 6 m from the top of an inclined…

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Q: A floating ice block is pushed through a displacement d 27.0 m )î – (24.0 m )j along a straight…

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Q: A force ~F=(6x5 N)i + (2y N)j acts between (x1,y1)= (2m, 3 m) to (x2; y2)=(3 m, 0 m).Calculate the…

A: Given :          F =( 6x⁵ i + 2y j .)N          x1= 2m  , x2 = 3m          y1= 3m   ,y2= 0m  We know…

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

A: Velocity is due to at constant acceleration a=ForceMass

Q: A person carries a 35.0 N rock through the path shown in the figure, starting at A point  and ending…

A: The work done by gravity is independent of the path, it only depends on the initial and the final…

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: QUESTION 1 A rough surface is inclined at 40° to the horizontal. A box of mass 1.5 kg is pulled at…

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Q: Ffr = 20 N Fapp 200N %D

A: Given, Fapp=200N Ff=20N The net force is in the forward direction (towards Right)=200-20 Net…

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

A: Given Applied force is F=1300 lb Compression of the spring in the first case is ∆x1=18-10 in=8 in…

Q: A skier of mass 71 kg is pulled up a slope by a motor-driven cable. (a) How much work is required…

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Q: A 1080 kg car accelerates at a rate of 2.1 m/s/s over a distance of 18 meters. How much work was…

A: Given, mass of the car, m = 1080 kg acceleration of the car, a = 2.1 m/s2 distance traveled, d = 18…

Q: A box is pulled upon a rough inclined plane by an applied force Fa parallel to the plane. Which…

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Q: 2 F (N)A 10 Find the work done by the variable force. -x(m) 25 50 125 J 250 J 562.5 J

A: Given:

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

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Q: 7) A1,000[kg] rock is moved from the north end of a parking lot to the south end. The parking lot is…

A: Since, work done(W) is defined as the product of Force(F) and displacement(d).Mathematically:-…

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: Achok lifts a 12.5 kg rock and places it above a 2.40 m shelf. How much work does Achok do? O 294.3…

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Q: In the figure, a constant force Fa of magnitude 86.0 N is applied to a 4.0 kg shoe box at angle o =…

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Q: The force F = (4.71 N)i + (5.77 N)j acts on a particle as it moves along a straight line from…

A: Given data The vector equation of force is given as F=4.71 Ni^+5.77 Nj^. The initial coordinate is…

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: A four-horse carriage is accelerating by 6 m/s every three (3) seconds, carrying a total load…

A: Solution:- Given that, accelerating a= dv/dt = 6/3 =2 m/s^2 Mass M = 275 kg traveling  distance d =…

Q: Question 10 Determine the work done from the graph. 300 200 100 0 0 1 2 3 4 5 6 7 8 9 10 Distance, m…

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

A: Given: m = 40 kg d = 5 m μ = 0.25

Q: A floating ice block is pushed through a displacement d (27.0 m )i – (24.0 m j along a straight…

A: Given: The displacement of the block is d→=27 mi^-24 mj^. The applied force is F→=298 Ni^-183 Nj^.