The figure represents the work curve. How much work is done? 4 5 x (m) F (N) 0
Q: 3. A 5 kg block is initially at rest on a horizontal frictionless surface. Two forces, F = (4 – x2)i…
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Q: A youngster rides on a skateboard with a speed of 2m/s. After a force acts on the youngster, her…
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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: 5m 0:00.0 10m V= 10 m/s F = 40 N 15m Calculate the work done on the car. What did the work become?…
A: So we have given a car initially at 15 m and finally at 25 minitial velocity at 15 m is 10 m/s and…
Q: Suppose you lift a 20 kg box by a height of 1.0 m. a) How much work do you do in lifting the box?…
A: We know that work done is given by W=FDCOS θ a)W=mgh=20×9.8×1=196J
Q: A force acting on a particle varies with x as shown in the figure. Calculate the work done by the…
A: Work is the energy that is moved to or from an object when force is applied along with a…
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: Weight of the box is W = 1 N Distance of the box moved upward and downward is d = 1.5 Distance moved…
Q: The force on a particle is directed along an x axis and given by F= Folx/xo-1) where x is in meters…
A: Given that Force F=F0(x/x0-1) Where F0= 1.4 N x0=4.1 m.
Q: Someone lifts 120g of snowballs off the ground, raises them to a height of 100 cm, and then throws…
A: m=120 g = 0.120 kg h=100 cm = 1 m v=10 m/s g=10 m/s^2 Work done = energy
Q: The brakes of a truck cause it to slow down by applying a retarding force of 3190 N to the truck…
A: Write the expression for the work done. Here, F is the force, d is the distance, and θ is the angle…
Q: How much work was done on him by gravity?
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Q: In the plot shown of force vs. distance, approximately how much work is done in moving an object…
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Q: A man pushes a block of mass M along a frictionles ramp at constant speed to a heighth as shown in…
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Q: A student pushes a textbook 1.0 m across the table. She uses an applied force of 5.0 N against a…
A: Net work done is the sum of work done by the student and by the force due to kinetic friction.
Q: The graph represents the applied force as a function of position on a moving object. How much work…
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Q: How much work does gravity do on the suitcase?
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Q: An 860 N box is pushed across a level floor for a distance of 4.2 m with a force of 420 N. How much…
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Q: How much work is done when a force of 806.0 N is exerted while pushing a crate across a level floor…
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Q: A wooden block is pulled 10 0 m across a frictionless surface as shown in the diagram 40 N 2 kg The…
A: Given Data Mass of the block is m=2 kg Applied force on the block is F=40 N Displacement of the…
Q: A weight lifter lifts a 290 N set of weights from ground level to a position over his head, a…
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Q: A woman lifts a single shopping bag that weighs 100 N through a height of 30 cm She then walks 3.0…
A: For work-done the displacement should be in direction of applied force or load.
Q: You pick up a 1 N box 1.5 m upwards and walk with it 10 meters across the room, after which you…
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Q: 1. A pitcher throws a ball at 90 mi/h, and the catcher stops it in her glove.(a) Is the work done on…
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Q: A 1400 kg car accelerates from 5 m/s to 10 m/s. The net work done by the car is VI V2 500 kJ 200 kJ…
A: Given: The mass (m) of the car is 1400 Kg. The initial velocity (u) of the car is 5 m/s. The final…
Q: Explorers in the jungle find an ancient monument in the shape of a large isosceles triangle as shown…
A: Write the expression for the volume of the monument and substitute the corresponding values.…
Q: 3. Problem 7.49 of Chapter 7. A 15.0-kg stone slides down a snow-covered hill, leaving point A with…
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Q: A man is pushing a lawnmower as shown in the diagram above with an angle of 0-30 below the…
A: Given data: Angle (θ) = 30°,below the horizontal Force (F) = 100 N Work done (W) = 1000 J…
Q: If we know that a force of 5 N is applied on an object while the object moves 2 m, can we determine…
A: Given : F = 5 N d = 2 m
Q: Answer the following questions: a. If you push a lawn mower across a yard in 10 seconds, how does…
A: a. If you push a lawn mower across a yard in 10 seconds, how does the work done compare with pushing…
Q: Calculate the work done from x=0.0 to x = 7.0 m by the one-dimensional force depicted in the…
A: Note:- The area under the force-displacement graph gives the work done.Given- the graph of one…
Q: How much work (in J) is done by the boy pulling his sister 34 m in a wagon as shown in the figure…
A: F=40 N (applied force) d=34 m (displacement) θ=30o (angle between F⇀ and d⇀)
Q: Work And Energy True or False 1. True or False Only the net force acting on an object can do work.…
A: Disclaimer:“Since you have asked multiple question, we will solve the first question for you. If…
Q: work is being done when an object is displaced in the same direction as the force applied. -…
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Q: A 2-kg brick is thrown downward from a height ?1 = 15 m to ?2 = 10 m. The initial kinetic energy of…
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Q: Jack and Jill are maneuvering a 3100 kg boat near a dock. Initially the boat's position is m and…
A: Given,The mass of the boat, m = 3100 kgInitial position of boat, xi = 2, 0, 3mThe speed of the boat,…
Q: A force F parallel to the x-axis is given by the graph. (16 Determine the work, W, done by the force…
A: Given:
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: The brakes of a truck cause it to slow down by applying a retarding force of 6370 N to the truck…
A: Given data: Force (F) = 6370 N Distance (d) = 1160 m Angle between force and displacement (θ) =…
Q: Ex5: A force (F) is proportional to (x²) and has the value of (133N) when (x=2), Determine the work…
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Q: In the plot shown of force vs. distance, approximately how much work is done in moving an object…
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Q: BONUS: A warehouse employee is pushing a 30.0 kg desk across a floor at a constant speed of .5 m/s.…
A: Given: The mass is m=30 kg. The initial velocity id v=0.5 m/s. The final velocity id v'=1 m/s. The…
Q: A crate is placed at the upper end of the 2.0 m long ramp that is inclined at 20° to the horizontal…
A: Given data: The length of ramp is L=2 m. The inclination of ramp is θ=20°. The mass of crate is…
Q: m=50N h=5m the length of the chain where the sphere is hung is 2.0m. How much work does the weight…
A: Here is a sphere of mass=50 N hung at = 2m and rope = 5m Total height = 5+2=7m
Q: Dr. B is bouncing a 0.245 kg playground ball in his office one day. He drops the ball from a height…
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Q: Graphical Interpretation of Work: The resultant force on an object over a 0.50-s time interval is…
A: Given data: Force vs displacement graph Required: The work done (W)
Q: A man starts at ground level and carries a 20 kg box up a flight of stairs to a height of 3.6 m. He…
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Q: A spring has natural length 23 cm. Compare the work W, done in stretching the spring from 23 cm to…
A: The work done in stretching a spring through a length l from itsiits natural length is given by…
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