Which of the following is true about possible quantities of real work? (Choose as many that applies) 1. + 2. - 3. 0 4. Kf - Ki 5. -ΔK

Q: (II) How much work did the movers do (horizontally) pushing a 46.0-kg crate 10.3 m across a rough…

A: Given, Mass of crate is 46.0 kg and move to distance 10.3 m and coefficient of friction is 0.50

Q: Question 8 A force E = (207- 10DN is applied on an object and displaced it by = (5- 4Dm What is the…

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Q: 1. Using a force of 150 newtons, you push a sofa to the other side of a room, a distance of 3.1…

A: #1 Given data: The applied force is F=150 N. The distance moved is L=3.1 m.

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: An airline pilot pulls her 12.0 kg rollaboard suitcase along the ground with a force of 25.0 N for…

A: The force on the suitcase along the ground is, The distance traveled by a suitcase is, The angle…

Q: In the figure below F = (x + y)i + (y + 1) j. a) Find the work done in going from (1,2) to (3,4)…

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Q: an object is given by F= axî + byj, where the co Determine the work done on the object by this e…

A: We have to integrate as force is variable.

Q: Provide an example of a situation that would help explain the concept of "zero work", in regards to…

A: In physics the work may be defined as the dot product of force and displacement. By dot product of…

Q: 4. Calculate the total work done by the system from a; = 1.40 m to af = 4.80 m when force applied on…

A: Write the equation for the work done. W=∫xixfFxdx Substitute the expression for the force in the…

Q: Question 24 A student's backpack weighs 8.0 N. The students lifts the backpack from the floor to a…

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

A: Given, A floating ice block is pushed through a displacement, d→ = 27.0 mi^ - 24.0 m j^ the force on…

Q: 4. You lift your pet cat vertically by 2.0 m, and then you lower it vertically by 2.0 m. During this…

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Q: An 80-N crate slides with constant speed a distance of 5.0 m downward along a rough slope that makes…

A: Given that---- force F = 80 N. Distance travel d = 5 m. Angle = 35°. Question ❓ work done by…

Q: Y 20 A body moves from point A to B under 15 the action of a force, varying in magnitude as shown in…

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Q: For 10hrs you struggled to move a500N plant in a large cement pot. How much work did you do (even…

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

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Q: QUESTION 6 1. Claude applies a force to a crate to move it across the floor. The force is in the…

A: SOlution: given that F =0.6X3

Q: You carry a 21.0 kg bag of groceries 2.0 m above the level floor at a constant velocity of 71 cm/s…

A: No work is done i.e. work done is 0.

Q: The question is in the image below.

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Q: To clean a floor, a janitor pushes on a mophandle with a force of 50.0 N. (a) If the mop handle is…

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Q: Question 1-a, Numerical: A 1200 kg car was moving with an initial speed of 14 m/s. The car is 60 m…

A: As per our guidelines  we are supposed to answer only one question. Kindly repost other question as…

Q: A spring has natural length 24 cm. Compare the work (in J) W, done in stretching the spring from 24…

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Q: 11. An airplane passenger carries a 215 newton suitcase up stairs, a displacement of 4.20 meters…

A: Work done is given by dot product of force and displacement.  Since, force is acting upwards.…

Q: Why does the force of gravity do work on a car that rolls down a hill but no work when the same car…

A: We know the expression for work is W= F.scosθ    The force of gravity do work on a car that rolls…

Q: 15. Refer to the graph below. Calculate the total work done from t = 0.00m to t 8.00 m F (N) 12 10 8…

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Q: “ E = K + U constant is a special case of the work energy theorem.” Discuss this statement.

A: According to work energy theorem, work done by an object is equal to the change in kinetic energy of…

Q: 35. A gardener pushes a lawnmower through a distance of 20m. If he applies a force of 196N in a…

A: Work done is equal to the product of force and the displacement along the direction of applied…

Q: ion is 0.400, and the crate is pulled 4.90 m. (a) How much work is done by the gravitational force…

A: Given:- The mass of the crate= 9.8 kg  The initial  velocity v = 1.52 m/s  The pulling force F = 102…

Q: An 85 kg mountaineer is reaching the top of Mt. Fuji that is 3.76 km high. The mountain makes a…

A: Given that, Mass of a mountaineer, m = 85 kg The mountaineer is reaching the top of Mt. Fuji that is…

Q: Having finished all his final exams, a physics student throws his 0.3-kg calculator straight up into…

A: Given Mass of calculator = m = 0.3 kg Initial velocity of the calculator= u = 10.5 m/s Air…

Q: What can be said about the speed of a particle if the net work done on it is zero? explain briefly

A: Given  Net work done on particle is zero            Wnet = 0    According to work energy theorem ,…

Q: Which of the following scenario demonstrates a negative work done? (Select as many that a Holding…

A: Negative work is performed if the displacement is opposite to the direction of the Force applied.

Q: 2. A 2kg crate rests on the floor. How much work is required to move it at constant speed a) 3m…

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Q: Consider holding a heavy chair at arm's length for 3 minutes. At the end of this interval, your arms…

A: we can define work as follows: W=Fd Where,  F is the force W is the work done D is the displacement

Q: ind the work done in joules by gravity as an object of the mass m=15 kg is raised up at constant…

A: Mass (M)= 15kg Value of g=10m/S2  Height change from 35 to 69

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

A: GivenF→ =(27.0 m)i^ -(24.0 m) j^d→=(298 N ) i^ -(183 N) j^

Q: 2m Using this force, calculate how much work Slim Jim does to lift the object. Force of weight =mg…

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Q: Which of the following is true about possible quantities of real work? (Choose as many that applies)…

A: We know that  Work done by a force can be positive, negative or zero. Also according to work energy…

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

A: Work done

Q: 2. A 100 Newton force is applied to a 15kg box in the horizontal direction and moves it E meters…

A: Given F = 100 N Displacement S = 5 m Mass m =15 kg

Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.640 m…

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Q: 1. (a) A 3 kg book is lifted vertically 8 m. Calculate the work done. 1

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Q: A skier drops her 0.312-kg glove from rest at a height h into fresh powder snow.The glove falls to a…

A: Given data The mass of the glove is given as m = 0.312 kg. The depth that gloves fall is given as d…

Q: i- Does the work done by gravity depend on the path taken? Explain ii- Is gravitational force…

A: The work done by the force is the kinetic energy . In the above table the energy remains same in…