How much power is needed to apply 60 N of force across 5.0 meters of distance in 3 seconds? Show your work. (a) 300 W (b) 588 W (c) 900 W (d) 100 W (e) 180 W
Q: A car is cruising at a constant speed of 24 m/s. If the frictional force acting on the car is 571 N,…
A: Given: Speed of car v = 24 m/s Frictional force acting on the car f = 571 N
Q: person lifted a bag of groceries 2.89 m from the floor onto a counter top using a constant force of…
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Q: The figure below shows a person pushing a box with a force of 8.2 N over a displacement of 4.5 m.…
A: The work done W by a force F→ in producing a displacement d→ is given by, W = F→·d→ = Fdcosθ where θ…
Q: A boat pulls a skier 237 m with a 335 N force directed 15o above the centerline of the boat. How…
A: Distance moved = 237 m Force = 335 N Angle = 15 degree
Q: A typical wind turbine extracts 40% of the kinetic energy of the wind that blows through the area…
A: Given Data:The mass of the wind passing the blades each second is Speed Kinetic energy is given by…
Q: An arrangement of two pulleys, shown in the figure below, is used to lift a 80.0-kg crate a distance…
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Q: A student who weighs 544 N climbs a stairway (vertical height of 2.6 m) in 27 s. (a) How much work…
A: The objective of the question is to calculate the work done by the student in climbing the stairs…
Q: (a) What is the average useful power output of a person who does 7.0000 x106 J of useful work in…
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Q: A force of 30.0 N is required to push a 20.0 Kg mass 2.00 m across the floor. The mass is then…
A: Data provided: Horizontal force (F) = 30.0 N m = 20.0 kg Horizontal displacement (d) = 2.00 m…
Q: power is developed? 7750 W 12.4 W 17.6 W 122 W llit a crate is 310 J. If the crate is lifted in 25s,…
A: Work required (W) = 310 J Time (t) = 25 s
Q: 16. A 170 pound man wants to design a workout (on a treadmill) that will expend 300 kcal. He wants…
A:
Q: A 40-foot rope with a linear density of 0.1 pounds per foot is hanging from the edge of a balcony. A…
A: Given: e=0.1 pounds per foot L=40ft w=20lb
Q: How much power will a 260 N student develop if he/she climbs a flight of stairs 12 m from the ground…
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Q: A force of 500 N created 2000 W of power. What is the velocity of the applied force? v = 400 m/s v…
A: Power is the work done per unit time Power = Work/Time We know that, Work = Force × Distance Then,…
Q: A 260g stone is raised to a height of 27m. the gravitational potential energy (in Joule) of the…
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Q: What is the average power consumption in watts of an appliance that uses 8.18 kW · h of energy per…
A: The average power consumption is given by Where E = Total energy used, t = total time taken
Q: A box is pulled with a force of 35 N to produce a displacement of 9 m. If the angle between the…
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Q: The potential energy of a girder, after being lifted to the top of a building, is 5.17 × 10⁵ ft lb.…
A:
Q: A mover's dolly is used to pull up a 15kg refrigerator ramp into a house. The ramp is 2.10 m long…
A: length of ramp (d) = 2.10 m height (h) = 0.85 m mass of refrigerator = 15 kg force exerted up the…
Q: across a fl88r. The force is directed at an angle upward from the crate so that the vertical…
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Q: If a car engine can generate 26,093 W of power in 3.3 seconds, how much work does the engine do?
A: Power is the rate at which work is done. P =W/t Where, P = power W = work done t = time taken
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: A box is pulled with a force of 60 N to produce a displacement of 13 m. If the angle between the…
A: Given, Force F = 60 N Displacement d = 13 m Angle θ = 20 degree
Q: A 26 meter chain is hanging from a winch located 26 meters above the ground. If the chain weighs 4…
A: Basic: we know that the work done is given by force into. Displacement so we just find the small…
Q: Show the fbd/figure, given and formula used. A man whose mass is 70 kg walks up to the third floor…
A: Given that,The mass of man (m) = 70 kgThe vertical height (h) = 12 ma : Here we need to find the…
Q: How much work would a child do while pulling a 12-kg wagon a distance of 6.769 m with a 28.75 N…
A: Given Mass of wagon = m = 12 kg Distance moved = s = 6.769 m Applied force = F = 28.75 N We have to…
Q: Jerry was told to mow the lawn. He pushed down on the lawn mower with 728 N of force with and angle…
A: Given Force F = 728 N Displacement S = 231 m θ = 650
Q: A lift motor has to move a fully loaded lift 6m between floors in 8.5s. The lift has a mass of…
A: Power is defined as the rate of doing work. P=Worktime The work done in lifting an object from the…
Q: How much work is required to throw a ball with a mass of 0.19 kg 32.18 m/s. Assume the ball starts…
A: Given: Mass of ball, m=0.19 kg As the ball start from rest, hence initial speed of ball, u = 0 Final…
Q: (a) What is the average power consumption in watts of an appliance that uses 5.93 kW · h of energy…
A: The energy consumed by any electrical appliance in a given time period is given by following…
Q: 6.11 A 180 − lb m person climbs a stairway consisting of 150 stairs, each with a vertical rise of 8…
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Q: A truck hitched to a trailer exerts a horizontal net force of 312 Newtons. If the trailer moves a…
A: Given that:-Force, F=312 NewtonDisplacement, d=1235mWe know that,Work done , W=F×d Equation 1
Q: A truck hitched to a trailer exerts a horizontal net force of 312 Newtons. If the trailer moves a…
A: Given data: Force (F) = 312 N Displacement (d) = 1235 m Required: Work done (W)
Q: A box is pulled with a force of 65 N to produce a displacement of 12 m. If the angle between the…
A: Given, Force F = 65 N Displacement d = 12 m Angle θ = 38 degree
Q: Gravity does 343343 J of work while a bowling ball rolls down a hill. If the final kinetic energy of…
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Q: A car of 850 kg drives at a constant speed of 20 m/s (appromately 45 mph). It is subject to a…
A: Write the given data. m=850 kgv=20 m/sF=420 Ng=10 m/s2
Q: A water fountain uses 125 Watts of power each hour. It is run 24 hours each day for 7 days. If…
A: The formula for the amount of energy consumed by the fountain is:
Q: A student who weighs 547 N climbs a stairway (vertical height of 2.9 m) in 21 s. (a) How much work…
A: weight = mg = 547 N Height = 2.9 m time (t) = 21 seconds A) Work done = change in potential…
Q: A box is pulled with a force of 45 N to produce a displacement of 11 m. If the angle between the…
A:
Q: A 5 m rope weighing 0.50 kg per m is hanging from the ceiling. Find the work required to lift the…
A: Length of rope, L=5 m Mass per unit length=0.50 kg To determine the work required to lift the…
Q: A 2 kg object is thrown downward on an incline with initial velocity of 5m/s. After 12 meter…
A: Write the expression for the total initial energy of the object. Total initial energy = PE + KE…
Q: A rope is used to pull a metal box 11.3meters across the floor. The rope is held at an angle of…
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Q: A student who weighs 553 N climbs a stairway (vertical height of 4.2 m) in 20 s. (a) How much work…
A: Answer:- Given Force acting on the student (F) = 553 N Vertical height (h) = 4.2 m Time (t) = 20…
Q: A man pushes a lawn mower on a level lawn with a force of 193 N. If 51% of the force is directed…
A: We know that work done W=Fd
Q: ertical, right-circular, cylindrical tank measures 30ft high and 20 ghing 57- lb ft3 rk: . How much…
A: Height of the tank Diameter of tank Radius of tank Weight density of the oil
Q: 12. A total of 8.0 joules of work is done when a constant horizontal force of 2.0 newtons to the…
A:
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