The skateboarder weighs 75 kilogram. Calculate the potential energy of the skateboarder sliding on the track when his height above the ground is 5 meters

Q: A champion athlete can produce one horsepower (746 W) for a short period of time. If a 70-kg athlete…

A: To go to the top of a 254 m highmountain, the athlete needs to gaina potential energy = mgh⇒P>E =…

Q: car of mass 2400 lbm drives with a velocity such that it has a kinetic energy of 400 Btu. If the car…

A: Here given the car of mass 2400 lbm.The kinetic energy is 400 Btu. We have to calculate the height…

Q: A car of weight 140 kg. To what height should it be raised so that potential energy is 4220 J? Take…

A: Introduction : In this question we are provided with value of potential energy , mass and…

Q: A 50.0 kg circus acrobat drops from a height h straight down onto a springboard with a force…

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Q: A car of wheat weight 700 kg.To what height should it be raised so that potential energy is 8860 J?…

A: Given data:  Mass of car (m) = 700 kg Potential energy (PE) = 8860 J Acceleration due to gravity (g)…

Q: Assume that a spring does not follow Hooke’s Law. Instead, theforce required to stretch the spring x…

A: Given: F(x) = 10 x3 / 2 lb  x = 4 ft

Q: Question The potential energy of a person is 980 Joule who climbs a flight with stairs 10 m high at…

A: Solution:

Q: Find the work done in joules by gravity as an object of the mass m=11 kg is raised up at constant…

A: Potential energy is defined as U=mgh Here m is mass, h is height and g is gravitational acceleration…

Q: A forklift raises a 90.5 kg crate 1.80 m. (a) Showing all your work and using unity conversion…

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Q: How much work did the movers do (horizontally) pushing a 46.0-kg crate 11.8 m across a smooth floor…

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Q: A 213 kg crate slides 7.6 m until coming to a stop after being pushed by a large man. The effective…

A: Given data: Mass (m) = 213 kg Displacement (d) = 7.6 m Coefficient of kinetic friction (μk) = 0.37…

Q: Find the potential energy gained by a body of mass 60 kg, if it is raised by 12 m. (use g = 10 m/s2)…

A: Potential energy is defined as the product of mass, gravitational acceleration and height. PE = mgh

Q: A body of mass 8kg moves in a straight line on a horizontal frictionless surface. At one point in…

A: Given, Mass,m=8  kg Initial speed, u=4 m/s Final speed,v=5 m/s Distance traveled,d=3 m

Q: if an 80 kg sprinter can accelerate from a standing start to a speed of 10 m/s in 3 s, what average…

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Q: A person pulls a crate 47.8 meters along a horizontal floor by a constant force 102.2 N, which acts…

A: Given: Force applied F=102.2 N                        angle θ=37.2°                     friction…

Q: What is the potential energy of a bungee jumper standing on a 0.109 km bridge that weighs 85 kg?…

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Q: A horizontal force of 200 N is applied to move a 55 kg television set across a 10 m level surface.…

A: The work done by a force F to move a object by a distance x in the direction of force (θ=0°) is…

Q: A block of mass m = 3.1 kg is placed on a rough incline surface making an angle e = 13.5- with…

A: Given data The block's mass is m = 3.1 kg The angle of inclination is θ = 13.5° The distance moved…

Q: 3. An object has a mass of 7 kg. calculate it potential energy 6m above the ground. а. 411.6J b.…

A: Taking ground as reference level (a level at which potential energy is taken to be zero) the…

Q: A jet airplane is flying at a height of 10,300 m at a velocity of 240 m/s. If the mass of the…

A: Given data: The height above the ground is h=10300 m. The mass of airplane is m=85000 kg. The…

Q: Find the work done in joules by gravity as an object of the mass m=8 kg is raised up at constant…

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Q: A car of wheat weight 120 kg . To what height should it be raised so that potential energy is 2320…

A: Given data The weight of the wheat car is given as m = 120 kg. The potential energy is given as PE…

Q: Calculate the work done by an applied force of 74.5 N on a crate for the following. (Include the…

A: We know that work done by a force is  W= Fd cosθ

Q: When an 85.4-kg adult uses a spiral staircase to climb to the second floor of his house, his…

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Q: A car is traveling in the x-direction and has the potential energy of 13000 j What is the…

A: potential energy = 13000 j The potential energy is due to the gravitational force acting on the car…

Q: 50 kg object was raised to a height and gained a potential energy of 1212 J. What was the height…

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Q: A cheetah has 5 joules of kinetic energy and runs up a 5 m hill. When it gets to the top of the…

A: potential energy only due to position  = m g h according to law of conservation of energy loss in…

Q: A spring with a spring constant k = 852 N/m is compressed from its unstretched length to a length of…

A: The potential energy of the spring is given by 0.5kx^2            where k= spring constant…

Q: At Schlitterbahn, a 75.0 kg person rides a 12.0 m high water slide. If dissipative forces do -6.25 x…

A: Given m=75kg h=12m Ed=-6.25*10^3J To find the velocity at the bottom of the slide :

Q: Samantha pushes a 50-N crate up a ramp 25.0 m in length and inclined at 20° with the horizontal.…

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Q: Find the work done in joules by gravity as an object of the mass m-8 kg is raised up at constant…

A:

Q: At Schlitterbahn, a 75.0 kg person rides a 12.0 m high water slide. If dissipative forces do -6250 J…

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Q: 820 J of work is done when an object is raised from ground level to a height 5.0 m. What is the mass…

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Q: block of mass 0.40 kg moves in a straight line as shown in the figure. Suppose its speed is 5.00 m/s…

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Q: When a car of mass 1167 kg accelerates from 10.0m / s to a certain final speed, 4.00x10 ^ 5J of work…

A: Given Mass m = 1167 kg Initial velocity u = 10 m/s Work done = 4 × 105 J

Q: A 70 kg person climbs a 2.0 m high flight of stairs within 8 seconds when he walks and 2 seconds…

A: Given data: Mass (m) = 70 kg Height (h) = 2.0 m Time taken in walks = 8 seconds Time taken in runs…

Q: An 91.5 kg climber with a 28.3 kg pack climbs 105 m to the top of Britton Hill (Florida's highest…

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Q: A car of weight 180 kg. To what height should it be raised so that potential energy is 1420 J? Take…

A: Introduction :  In this question we are provided it value of potential energy ,mass and acceleration…

Q: a 500gram ball thrown vertical upward from the surface of Earth with the initial velocity 10 m/s.…

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Q: How much work did the movers do (horizontally) pushing a 46.0-kg crate 12.1 m across a smooth floor…

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Q: The spring-flex exercise system consists of a spring with one end fixed and a handle on the other…

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Q: 1) A5 kg object is moving downward at a velocity of 12 m/s and is currently 2.6 meters above the…

A:

Q: 1. A 7kg object is moving with a speed of 8m/s from a height of 2 m: a. Calculate the Kinetic…

A: Given mass m = 7 kg speed v = 8m/s height h = 2m

Q: Name: A person's heart and head are 1.3 m and 1.8 m above the feet, repectively. Determine the…

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Q: A car of weight 120 kg. To what height should it be raised so that potential energy is 2320 J? Take…

A: Given data :- weight of car m = 120 kg potential energy U = 2320 J g = 9.8 m/s2

Q: A person pulls a crate 42.7 meters along a horizontal floor by a constant force 115.6 N, which acts…

A: Given crate displacement =  42.7 m constant force applied = 115.6 N, which acts at 37.8 degrees.…