a person holds a 50 Newton object stationary for 10 seconds, 2 meters above the floor, what is the amount of work done?

Q: You and your bicycle have combined mass of 80 kg. When you reach the base of the bridge, you are…

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Q: 5-kg box is being pushed on a horizontal floor with a force of 30 N at a constant speed of 14 m/s.…

A: Work done = Force × displacement

Q: QUESTION 8 How much work (in J) must be done to lift a stack of bricks, which has a mass of 50 kg,…

A: Given: The mass of the stack of bricks is 50 kg. The height of lift is 4 m. The acceleration due to…

Q: A mass of 8 kg is traveling at a constant 10.8 m/s when a 39 N force, F, starts to act in the…

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Q: Ellie is pushing a rolling bag at 40o with a force of 350 N and able to displace her bag by 2800 mm,…

A: The angle is Φ = 40o  Force is F = 350 N  Displacement is S = 2800 mm = 2.8 m

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: How much work (in J) is done by gravity when dead lifting a 100.0 kg barbell 93.26 cm from the floor…

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Q: A 1.50-kg book is sliding along a rough horizontal surface. At point A it is moving at 3.21 m/s, and…

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

Q: 1. If you pushed a 20 kg box across the floor for a distance of 60 m with a force of 15 N how much…

A: #1 Given data: The mass of box is m=20 kg. The distance traveled by the box is d=60 m. The force…

Q: 2. Determine the potential and kinetic energy for each position. (100 meters, 30 meters, 60 meters,…

A: At 100 m  KE = 0 PE = 35000 J = m×10×100  m = 35 kg Now, At 30 m  PE = 35×10×30 = 10500 J  KE =…

Q: A construction worker is lifting a 35 kg load of materials to a height of 10 meters. Find the amount…

A: since you have asked multiple questions we will solve first question for you please post remaining…

Q: 10. A box has a weight of 150 Newtons. The force of friction on the box is 50 Newtons if it is…

A: We are allowed to help with one problem at a time, so i am going to help you with question number…

Q: A 5.0 kg object is moving forward with an applied force of 10.0 N right, displacing 5.0 m right. The…

A: Total work done due to force of gravity on the object is ZERO. NO WORK IS DONE BY FORCE OF GRAVITY…

Q: On a table rest 6 books of mass 0.27 kg and thickness 3.8 cm. How much work does it take to stack…

A: Number of books = 6Mass of each book = 0.27 kg Thickness of each book = 3.8 cm = 0.038 m

Q: 83. Suppose that you apply a 60-N horizontal force F to a 30kg package, which pushes it 4 meters…

A: Given, Force apply F= 60 N mass of package m = 30 Kg distance s = 4 m

Q: A mother carries a 15 kg child up the stairs to bed. If the stairs have a vertical height of 3.2 m,…

A: The work done by the gravity on the child can be given as

Q: 102 kg man climbs a 3.2 meter high staircase at constant speed. How much work has he done? (=9.8 m/s…

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Q: I 2. A75 kg painter climbs a ladder that is 2.75 long leaning against a vertical wall. The ladder…

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Q: 1. Approximate the total work done by the force shown on the graph below. F 14 12 10 8. 6. 4 4 8 10…

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Q: A force of 25.0 N is exerted upwards on an object to lift it a distance of 3.20 m. What is the total…

A: work is component  of the applied force is in direction of displacement .   in this question  we…

Q: How much work is done by a person lifting a 7.0-kg object from the bottom of a well at a constant…

A: Given Weight or Force = 7.0kg Speed = 4 m/s Time = 1.5s

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: Starting from rest, an 1800 kg car rolls down a hill 22 m high. It reaches the bottom going 15 m/s.…

A: Mass of car (m)= 1800 kg Height of hill = 22 m Velocity at bottom of the hill = 15 m/s

Q: How much work in J must be done by frictional forces in slowing a 4.82 kg car from 10.28 m/s to rest

A: According to the work energy theorem,  Work done = change in kinetic energy

Q: Ramon is driving along the highway in a 976 kg car. He initially drives at 64.2 m/s. After 34.5 s,…

A: Work done by car  W = F.s Cosθ. W = Fs Cos 90 W =0J  Car is moving on horizontal road where effect…

Q: Find the work done in joules by gravity as an object of the mass m-12 kg is raised up at constant…

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Q: If it takes 4.0 Nm of work to stretch a soft spring 10.0 cm from its unstretch length, determine the…

A: Given : W1 = 4 Nm x = 10 cm = 0.10 m

Q: 19. An object moving along the x axis is acted upon by a force F that varies with position as shown.…

A: The work done is given by the expression,

Q: A 1250 kg car moving at 25.0 m/s has 300000 J of work done on it to increase its speed. what is the…

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Q: A 99.2 kg object rises by 35.8 m.  How much potential energy (in joules) has this object gained?

A: Potential energy(P) is given by:- P=mgh Where, m=99.2kg g=9.81m/s^2 h=35.8m

Q: 8. A student does 300. joules of work pushing a cart 3.0 meters due east and then does 400. joules…

A: When a force is applied to an object and it causes a displacement of that object then it is said…

Q: A force of 20.0 N acts on a 5.0 kg object through a parallel distance of 1.3 m. How much work is…

A: Given:- Force = 20 N mass of object =5 kg   parallel distanace=1.3 m  Find:- How much work is done…

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: Peter does 3,000 joules (J) of work by moving an object 40 meters (m). What is the force that Peter…

A: Given quantities: amount of work-done (W) = 3000 Joules net displacement (s) = 40 meters    Let, the…

Q: The third floor of a house is 8.0 m above the street level. How much work is needed to  move a 150…

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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: 45.) Which of the following would describe gravitational potential energy?

A: The gravitational potential energy is given as,

Q: Achok lifts a 12.5 kg rock and places it above a 2.40 m shelf. How much work does Achok do? O 294.3…

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Q: 10.0 m + 8.0 m A 2.4 kg flower pot is on a shelf 10.0 meters above the floor. How much work was done…

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Q: A child pulls a toy 2.8 m across the floor by a string, applying a force of constant magnitude 0.950…

A: Given : force applied, F = 0.950 N For 1st 1.4 m string is parallel.  For next 1.4 m string makes…

Q: A man pulled a 17.0 kg object 11.2 cm vertically with his teeth. (a) How much work (in J) was done…

A: The mass of the object is m = 17.0 kg. The acceleration of the object is a = 0 m/s2. (as the…

Q: an object of mass 2(Kg has a velocity of (i-5 +j2)m/s. It is acted upon by a force and its velocity…

A: Since work done on any object results in a change in the kinetic energy of that object, from…

Q: (1) Suppose you lift a stone that has a mass of 5.1 kilograms off the floor onto a shelf that is 2.5…

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Q: 1. In a training, you are doing a vertical climb using a rope to lift yourself by 5.0 m in 2 s. If…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 8.1. What is the work done by a force of 20 N acting through a parallel distance of 8 m? What force…

A: The work done by a force is   W=Fd      =(20 N)(8 m)=160 J

Q: QUESTION 9 While moving a package up and down on a storage shelf the mover does +500 J of work and…

A: Expression for kinetic energy ∆K=W=500 J Since the change in kinetic energy is positive, the kinetic…

Q: 35 N applied force pushes a box to the right. The box moves 12 m. How much work was done by the…

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Q: If we know that a force of 5 N acts on an object while it moves 2 meters, can we calculate how much…

A: Force exerted on an object = 5 N Distance moved by object = 2 m

Q: Sandra is riding a water slide at her favorite water park. At the top of the slide, she has 5,000 J…

A: Given that, Sandra is riding a water slide at her favorite water park. At the top of the slide, she…