An object starts from rest at Position 1 on a track and slides to Position 3, At Position 2, the total energy of the block is 230 J. At Position 3, the potential energy of the block is 50 J. From Position 2 to 3, 15 J of energy were lost due to friction. From Position 1 to 2, 20 J of energy were lost due to friction. Solve for the total energy at Position 1 and the kinetic energy of the block at Position 3. O A Position 1 Total Energy: 230 J. Position 3 Kinetic Energy: 180 J O B Position 1 Total Energy: 265 J. Postion 3 Kinetic Energy: 215 J O C. Position 1 Total Energy: 245 J. Position 3 Kinetic Energy 160 J O D. Position 1 Total Energy: 250 J; Position 3 Kinetic Energy: 165 J

An object starts from rest at Position 1 on a track and slides to Position 3, At Position 2, the total energy of the block is 230 J. At Position 3, the potential energy of the block is 50 J. From Position 2 to 3, 15 J of energy were lost due to friction. From Position 1 to 2, 20 J of energy were lost due to friction. Solve for the total energy at Position 1 and the kinetic energy of the block at Position 3. O A Position 1 Total Energy: 230 J. Position 3 Kinetic Energy: 180 J O B Position 1 Total Energy: 265 J. Postion 3 Kinetic Energy: 215 J O C. Position 1 Total Energy: 245 J. Position 3 Kinetic Energy 160 J O D. Position 1 Total Energy: 250 J; Position 3 Kinetic Energy: 165 J

Name: An object starts from rest at Position 1 on a track and slides to Pos
Uploaded: 2024-03-20T06:57:25.000Z
Channel: Bartleby
Description: An object starts from rest at Position 1 on a track and slides to Position 3.At Position 2, the total energy of the block is 230 J. At Position 3, the potential energy of the block is 50 J. From Position 2 to 3, 15 J of energy were lost due tofricti

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

On a roller coaster ride the total mass of a cart - with two passengers included - is 268 kg. Peak K is at 43.2 m above the ground and peak L is at 26.0 m. At location K the speed of the cart is 17.2 m/s, and at location L it is 12.5 m/s. (The wheel mechanism on roller coaster carts always keeps the carts safely on the rail.) K How much mechanical energy is lost due to friction between the two peaks? Submit Answer Tries 0/10
F.N An object of mass m=1kg moving along the x-axis passes through the point x =0 with a speed of 2 m/s. The force, applied along the x-axis, varies with position as shown in the figure. 3 a) Calculate the kinetic energy of the object when it passes through x- 0. b) Calculate the work done by the F, force while moving from 1 3 4 X, m x = 0 to x = 4m. c) Calculate the velocity of the object at x= 4m.
A 100 kg block is pulled at a constant speed of 5.5 m/s across a horizontal floor by an applied force of 137 N directed 37° above the horizontal. What is the rate at which the force does work on the block? W
(Figure 1) is the force-versus-position graph for a particle moving along the x-axis. Figure Fx (N) 4 2 0 -2 -4 1 2 3 -x (m) ▼ Part A Determine the work done on the particle during the interval 0-1 m. Express your answer with the appropriate units. Wo-1 = Units You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Part B ΠΑ W1-2 = Submit Value Previous Answers Request Answer Determine the work done on the particle during the interval 1-2 m. Express your answer with the appropriate units. μA Value Units ? www Previous Answers Request Answer ? Units input for part B
c) Figure 1 shows a small cart of mass 5 kg moving on the frictionless track with a speed of 10 ms¹ along AB, down to C, and climbing up to D and E. Calculate: i. ii. iii. A 10 m s B 5 m 2 m Figure 1 The kinetic energy of the cart as it moves along AB. The speed of the cart at point C. The kinetic energy of the cart as it moves along DE. D E
1. A roller-coaster car with a mass of 1200 kg starts at rest from a point 20 m above the ground. At point B, it is 9 m above the ground. [Express your answers in kilojoules (kJ).] a. What is the initial potential energy of the car? b. What is the potential energy at point B? c. If the initial kinetic energy was zero and the work done against friction between the starting point and point B is 40 000 J (40 kJ), what is the kinetic energy of the car at point B 2. The time required for one complete cycle of a mass oscillating at the end of a spring is 0.80 s. What is the frequency of oscillation?
A the start of a race generates 400 W of power as he accelerates to 5 m/s If the runner has a mass of 70 kghow long did it take him to reach that speed?
You are on vacation in San Francisco and decide to take a cable car to see the city. A 5800-kg cable car goes 460 m up a hill inclined 13° above the horizontal. The system is the car and Earth. Part A Determine the change in the total energy of the system when the car moves from the bottom to the top. Ignore friction. Express your answer with the appropriate units.
A 1.85 kg book is sliding along a rough horizontal surface. At point A it is moving at 3.50 m/s, and at point B it has slowed to 1.45 m/s. 1. If -0.700 J of work is done on the book from B to C, how fast is it moving at point C? 2. How fast would it be moving at C if 0.700 J of work were done on it from B to C?
A particle of mass m moves along the x-axis. Its potential energy at any point x is -x2 V(x) = V, x*e* V,= constant a. Find the force on the particle. b. Find all the points on the x- axis where the particle can be in equilibrium and determine whether each equilibrium point is stable or unstable. Sketch the potential energy and label the equilibrium points.
A small block with mass 0.0400 kg is moving in the xy-plane. The net force on the block is described by the potential-energy function U(x, y) = (5.70 J/m²)x² − (3.90 J/m³)y³. Part A What is the magnitude of the acceleration of the block when it is at the point x = 0.27 m, y = 0.55 m? Express your answer with the appropriate units. a = Submit Part B Value 0 = Request Answer Units ΑΣΦ www. What is the direction of the acceleration of the block when it is at the point x = 0.27 m, y = 0.55 m? Express your answer in degrees. ? ? counterclockwise from the +x-axis