One person rides on a "Ferris Wheel". When the wheelmakes a complete turn, that is, we return to the samepoint from which we started, the net work done on theperson by the gravitational force fulfills that:a) Has a positive valueb)ls zeroc) It depends on the speed of the wheeld) Has a negative value

Given:- person rides on a ferris wheel one complete circle i.e return to the same point from where…

Answered: One person rides on a "Ferris Wheel".…

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)...

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Similar questions

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A 5.0-kg object is pulled along a horizontal surface at a constant speed by a 15-N force acting 20° above the horizontal. How much work is done by this force as the object moves 6.0 m? a) 80 J b) 85 J O c) 58 J O d) 69 J O e) 43 J
A piano mover is pushing a 240-kg piano a distance d=5.0 m with a force parallel to the floor of magnitude FP=480N. The coefficient of kinetic friction between the floor and the piano is μ?=0.180. a)Find the work done by the piano mover on the piano. b)Find the work done by the friction force. c)Find the work done by the gravitational and normal forces. d)Find the speed of the piano after it moved 5.0 m assuming it started from rest.
Suppose the ski patrol lowers a rescue sled and victim, having a total mass of 90.0 kg, down a = 54.0° slope at constant speed as shown in the figure. The coefficient of friction between the sled and the snow is 0.100. (a) How much work is done (in J) by friction as the sled moves 30.0 m along the hill? -1554 J (b) How much work is done (in J) by the rope on the sled in this distance? -1258 (c) What is the work done (in J) by gravity on the sled? 21406.58✔ J (d) What is the total work done (in J)? 0
A constant force of 10N in the positive z direction acts on a particle as it moves from the origin to the point (2î + 5j – 4k)m. How much work is done by the given force during this displacement ? O 20J O 45 J O -40 J O 40 J Next
M PAMP7 ** F20 A student pulls a crate of mass M up the inclined surface the distance d. The surface rises 0 degrees above the horizontal, as shown in the figure How much work does gravity do on the crate? Please use the following values: M = 11.9 kg, 0 = 26.9°, d = 5.88 m, g 9.80 m/s (PAMP716F20) a) 0612 J b) О310J c) O-612 J d) 0 686 J e) O-310 J
Starting from rest, a 6.2-kg block slides 3.2 m down a rough 37-degree incline. The coefficient of kinetic friction between the block and the incline is μk = 0.55. a) Determine the work done by the friction force between block and incline. b) Determine the work done by the normal force. c) Determine the net work done on the block.
An object with a mass of 15kg slides down an incline with a length of 6.0m at an angle of 28 degrees from horizontal. The coefficient of friction between the object and incline is 0.25 a) How much work does the gravitational force perform on the object? b) How much work does the frictional force perform on the object? c) What will its speed be as it reaches the bottom of the incline?
Assume that a single force acts on an object of mass m. This force accelerates it from rest to a certain speed v. In doing so, the force does work equal to W. What must be the increase (or decrease) factor in the work of this same force for the object to reach a velocity 5 times greater, starting from rest? Neglect the action of weight and friction. a)5b)1/10c)10d)1/25e)1/5f)1g)It is not possible to determineh)25
The work done by the kinetic friction force is always: a) parallel to the surface b) perpendicular to the surface c) positive d) negative e) zero
Three cars (car L, car M, and car N) are moving with the same speed and slam on their brakes. The most massive car is car L, and the least massive is car N. If the tires of all three cars have identical coefficients of kinetic friction with the road surface, for which car is the amount of work done by friction in stopping it the greatest? The amount of work done by friction is the same for all cars. Car M Car N O None of the given choices O Car L
Example 32. A force F = 3î +7}+10k N acts on a body and the displacement of body is 10 m along y axis. Calculate the work done.

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