In the figure below, the force component Fcos e reaches a maximum at s = 0.306 m. Find the percentage of the total work that is done when the bowstring is moved in the following ways.

Q: A constant force of 40 N is applied as shown to a block which undergoes a displacement of 8.5 m to…

A: Given:-  Constant Force F= 40 N  Displacement d=8.5 m  Find:-   the work done by the force?

Q: In the figure, the rock weighs 130 lb and is lifted 1 ft by the lever. F Fulcrum 3F 3d (a) How much…

A: Given data: a)Force F=130lb    Distance d=1 ft b) Distance d=3 ft

Q: The compound bow in the previous problem requires 152 J of work to draw the string back tox = 0.540…

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Q: Find the value of force applied if work done is 374 J and displacement is 30 m

A: The work done by a force is defined to be the product of the component of the force in the direction…

Q: Consider the figure below where the inclined plane has a friction: 200 N 50 kg 1.2 m Given the…

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Q: What will be the work, in Joule, done in stretching the spring through 40 mm if 10 N force is…

A: We have to find the amount of Work done(W) in stretching the spring 40 mm=40×10-3 m if 10 N force(F)…

Q: You do 14 J of work to stretch a spring with k = 190 N/m, starting with the spring unstretched. How…

A: Given data: Work (W) = 14 J Spring constant (k) = 190 N/m Initially spring is unstretched Required:…

Q: the force vector F = (5 î + 3 j) N Consider Cy much work was done by the applied force to the body…

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Q: Emperor Wang So weighs 790 N and is pushing a golden cart that weighs 440 N with its contents up a…

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Q: A crane lifts a 1460kg massive object from ground level to a height of 15m. This process is…

A: The given values are, m=1460 kgh=15 mt=49 s

Q: You do 5.8 J of work to stretch a spring with k = 190 N/m, starting with the spring unstretched. How…

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Q: A worker pushes a sled with a force of 38.0 N over a level distance of 3.60 m. If a frictional force…

A: The equation for the net work done is given by,

Q: You do 11.7 J of work to stretch a spring with k = 190 N/m, starting with the spring unstretched.…

A: Given data: The work done is W=11.7 J. The spring constant is k=190 N/m.

Q: What is the minimum work needed to push a 950-kg car 710 m up along a 9.0° incline? Ignore friction.…

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Q: How much power is required to lift a heavy solid concrete beam with mass 285.63 kg upward with a…

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Q: Calculate the work done in pushing a box through a distance of 50 m against the force of friction…

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Q: A barrel weighing 250 lbs is suspended by a rope 30 ft long. How much work is necessary to hold the…

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Q: A force of 4 N will stretch a rubber band 8 cm (0.08 m). Assuming that Hooke's law applies, how far…

A: The spring force,  F=4 N   The spring stretches the distance,  x=0.08 m

Q: The following worker pulls a box with a force of 200 N at an angle of 30 degrees as shown below.…

A: Given thatforce (F)=200Nθ=30°Displacement (s)=20m

Q: A 10 ft chain weighs 75 lb and hangs from a ceiling. Find the work done (in ft-lb) in lifting the…

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Q: The two ropes in the diagram are used to lower a 255 kg piano 5.20 m from a window to the ground.…

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Q: CALCULATE THE WORK REQUIRED TO MOVE A MASS "m" AGAINST A FORCE FELD F-5 Uk +7Uy ALONG THE INDICATED…

A: Force=5ux+7uy

Q: A 50 kg block is pulled up by a tensile force a 175 N and pushed up by a force F-200 N both applied…

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Q: Find the value of force applied if work done is 460 J and displacement is 30 m

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Q: A force of 5.0 N acts on a 15 kg body initially at rest. Compute the work done by the force in (a)…

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Q: A 10 ft chain weighs 65 lb and hangs from a ceiling. Find the work done (in ft-lb) in lifting the…

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Q: A student lifts a 900 N bar (200 lbs) 0.5 m in 2.0 seconds. What is the work done by the student on…

A: Given: The weight of the bar is 900 N. The displacement is 0.5 m. The time duration is 2.0 s.

Q: What is the average useful power output of a jackhammer that does 950 J of useful work in 2.2 hours?…

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Q: What is the work performed in compressing a quadratic spring, F=kx2, with k=200 N/m2, from 2 m to 3…

A: Work can be expressed as, W=∫Fdx

Q: Joule is a unit of the following: work, power, potential energy, and kinetic energy, true or false?

A: Work: Work = Force ×Displacement      W = F ×S Units of work:    1 J = 1 N m   Power: Power = Work…

Q: Requireu informatUON An arrangement of two pulleys, as shown in the figure, is used to lift a…

A: Given: The mass of the object is 77.5 kg. The displacement of the block is 2.78 m. The free-body…

Q: Tigure, weighs lever. F Fulcrum 3F 3d (a) How much work is done? ft-lb (b) The other end of the…

A: Given data: Mass of the rock m =200 lb Displacement d= 1ft

Q: Find the value of force applied if work done is 220 Jand displacement is 20 m

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Q: Using dot product, calculate for the work done by gravity on a 5 kg box that is lifted 0.85 m above…

A: Let upward is positive y axis. Given Mass m = 5 kg displacement d = 0.85 m

Q: Find the value of work done if force applied ie dia blorce tHe object by 2 m? 8N Daitte o hich

A: given data,                        Force applied = 8N                       displacement = 2 meter…

Q: fit takes 5 Jof work to stretch a Hooke's-law spring 10 cm from its unstressed length, determine the…

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Q: Wnet = Σ F d cos θ How would I use this equation to get the same result for net work in a problem…

A: If a body on which three forces are acting and making three different angles from the horizontal…

Q: Find the value of force applied if work done is 480 J and displacement is 30 m

A: We know thatW=F×dWhereW=Work doneF=force appliedd=dispalcement

Q: What is the amount of work that is done by lifting a 90 kg stone block from a small piller tha is…

A: Given data: The mass of stone is m=50 kg. The height is h= 1 m.  The length of beam is l=2 m.

Q: How do I set this problem up? What average power does a weightlifter need to lift 225 lb a distance…

A: The average power is given as                                   P = W/t where W is the work done and…

Q: The two ropes seen in the figure (Figure 1) are used to lower a 255 kg piano 5.00 m from a…

A: a) The work done by WG can be calculated as:-            WG=mgcosθ×d⇒Here mg = weight           θ is…

Q: How múch work did the movers do (horizontally) pushing a 47.0-kg crate 10.6 m across a rough floor…

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Q: In the figure, the rock weighs 115 lb and is lifted 1 ft by the lever. F Fulcrum 3F 3d (a) How much…

A: The work done is calculated by using the formula W=Fd , where F is the force applied and d is the…

Q: Can a machine multiply input force? Input distance? Input energy?

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Q: Find the Force value Work done=1000 J Displacement=24.88 m

A: Given data : Work done=W Displacement=d   Required : Force

Q: Calculate the power required to raise a 20kg object to a height of 10m in 1 minute.What assumptions,…

A: Given Data:- Mass of the object is m=20 kg Height at which the object is raised h=10 m Time t=1…

Q: You do 6.4 J of work to stretch a spring with k = 190 N/m, starting with the spring unstretched. How…

A: Given data: Work done (W) = 6.4 J Spring constant (k) = 190 N/m Initially spring is unstressed…