A spinning figure skater has a moment of inertia of 1.00 kgm with her arms tucked close to her body and 1.25 kgm2 with her arms fully stretched. Her angular speed when her arms are tucked close to her body is 25 rad/s. What is her rotational kinetic energy with her arms fully stretched? O 250 J O 275 J O 312.5 J 425 J
A spinning figure skater has a moment of inertia of 1.00 kgm with her arms tucked close to her body and 1.25 kgm2 with her arms fully stretched. Her angular speed when her arms are tucked close to her body is 25 rad/s. What is her rotational kinetic energy with her arms fully stretched? O 250 J O 275 J O 312.5 J 425 J
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter13: Rotation Ii: A Conservation Approach
Section: Chapter Questions
Problem 30PQ
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![A spinning figure skater has a moment of inertia of 1.00 kgm2 with her arms tucked close to
her body and 1.25 kgm2 with her arms fully stretched. Her angular speed when her arms are
tucked close to her body is 25 rad/s. What is her rotational kinetic energy with her arms fully
stretched?
250 J
275 J
312.5 J
425 J](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb9ae60e0-3f3a-421d-aa71-3401779fe99e%2Fa70985bf-16ff-44dc-b578-1f9280c823e8%2Fakzptb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A spinning figure skater has a moment of inertia of 1.00 kgm2 with her arms tucked close to
her body and 1.25 kgm2 with her arms fully stretched. Her angular speed when her arms are
tucked close to her body is 25 rad/s. What is her rotational kinetic energy with her arms fully
stretched?
250 J
275 J
312.5 J
425 J
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