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A 2.90 kg hoop 1.10 m in diameter is rolling to the right without slipping on a horizontal floor at a steady 2.20 rad/s. ▾ Part A ▾ How fast is its center moving? Express your answer with the appropriate units. = 1.21 Submit Previous Answers ✓ Correct Part B What is the total kinetic energy of the hoop? Express your answer with the appropriate units. K = 4.25 J Submit Previous Answers ✓ Correct ▾ Part C Find the magnitude of the velocity vector of each of the following points, as viewed by a person at rest on the ground: () the highest point on the hoop: (i) the lowest point on the hoop. (ii) a point on the right side of the hoop. midway between the top and the bottom. Enter your answers in meters per second separated by commas. ,,2.42,0,1.71 m/s Previous Answers Correct

A 2.90 kg hoop 1.10 m in diameter is rolling to the right without slipping on a horizontal floor at a steady 2.20 rad/s. ▾ Part A ▾ How fast is its center moving? Express your answer with the appropriate units. = 1.21 Submit Previous Answers ✓ Correct Part B What is the total kinetic energy of the hoop? Express your answer with the appropriate units. K = 4.25 J Submit Previous Answers ✓ Correct ▾ Part C Find the magnitude of the velocity vector of each of the following points, as viewed by a person at rest on the ground: () the highest point on the hoop: (i) the lowest point on the hoop. (ii) a point on the right side of the hoop. midway between the top and the bottom. Enter your answers in meters per second separated by commas. ,,2.42,0,1.71 m/s Previous Answers Correct

College Physics
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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A 2.90 kg hoop 1.10 m in diameter is rolling to the right without slipping on a horizontal floor at a steady 2.20 rad/s. Part A How fast is its center moving? Express your answer with the appropriate units. Vcm = 1.21 Submit Part B K Correct What is the total kinetic energy of the hoop? Express your answer with the appropriate units. = 4.25 J Submit m S Previous Answers Part C Correct Submit Previous Answers Find the magnitude of the velocity vector of each of the following points, as viewed by a person at rest on the ground: (i) the highest point on the hoop; (ii) the lowest point on the hoop, (iii) a point on the right side of the hoop, midway between the top and the bottom. Enter your answers in meters per second separated by commas. Vi, Vii, Viii = 2.42,0,1.71 m/s Previous Answers Correct
Transcribed Image Text:A 2.90 kg hoop 1.10 m in diameter is rolling to the right without slipping on a horizontal floor at a steady 2.20 rad/s. Part A How fast is its center moving? Express your answer with the appropriate units. Vcm = 1.21 Submit Part B K Correct What is the total kinetic energy of the hoop? Express your answer with the appropriate units. = 4.25 J Submit m S Previous Answers Part C Correct Submit Previous Answers Find the magnitude of the velocity vector of each of the following points, as viewed by a person at rest on the ground: (i) the highest point on the hoop; (ii) the lowest point on the hoop, (iii) a point on the right side of the hoop, midway between the top and the bottom. Enter your answers in meters per second separated by commas. Vi, Vii, Viii = 2.42,0,1.71 m/s Previous Answers Correct
Part E Find the magnitude of the velocity vector for each of the points in part C, except as viewed by someone moving along with same velocity as the hoop. Enter your answers meters per second separated by commas. VE ΑΣΦ vi, Vii, Viii = Submit Part F Request Answer ? V₁ is to the right, Vii and viii are to the left. Vi and Vii are to the right, vii is to the left. V₁ is to the right, V¡¡ is to the left, and Viii is downward. v₁ is to the right, v¡¡ is to the left, and viii is upward. m/s Find the direction of the velocity vector for each of the points in part C, except as viewed by someone moving along with same velocity as the hoop.
Transcribed Image Text:Part E Find the magnitude of the velocity vector for each of the points in part C, except as viewed by someone moving along with same velocity as the hoop. Enter your answers meters per second separated by commas. VE ΑΣΦ vi, Vii, Viii = Submit Part F Request Answer ? V₁ is to the right, Vii and viii are to the left. Vi and Vii are to the right, vii is to the left. V₁ is to the right, V¡¡ is to the left, and Viii is downward. v₁ is to the right, v¡¡ is to the left, and viii is upward. m/s Find the direction of the velocity vector for each of the points in part C, except as viewed by someone moving along with same velocity as the hoop.
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