In a specific ballet move called pirouette, the ballerina spins on her toes. She can control the speed of the spin by adjusting the position of her arms and legs. [ Note: you can consider model the ballerina with her arms and legs tucked in a uniform cylinder of mass 55 kg and radius 13 cm.] You can understand the axis of rotation of her spin, right? Let's consider for the last t= 15 sec, she is spinning with a constant angular speed o = 7/3 rad/s. Which of the following is true regarding the tangential acceleration of her spin? (a) Tangential acceleration is zero for the time being, (b) You can't find the tangential acceleration with the given information. (c) Tangential acceleration is not zero but insufficient information is given. (d) Tangential acceleration a, = 137/6 m/s? O (a) O (6) O (c) O (d)
In a specific ballet move called pirouette, the ballerina spins on her toes. She can control the speed of the spin by adjusting the position of her arms and legs. [ Note: you can consider model the ballerina with her arms and legs tucked in a uniform cylinder of mass 55 kg and radius 13 cm.] You can understand the axis of rotation of her spin, right? Let's consider for the last t= 15 sec, she is spinning with a constant angular speed o = 7/3 rad/s. Which of the following is true regarding the tangential acceleration of her spin? (a) Tangential acceleration is zero for the time being, (b) You can't find the tangential acceleration with the given information. (c) Tangential acceleration is not zero but insufficient information is given. (d) Tangential acceleration a, = 137/6 m/s? O (a) O (6) O (c) O (d)
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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![In a specific ballet move called pirouette, the ballerina spins on her toes. She can control the
speed of the spin by adjusting the position of her arms and legs.
[ Note: you can consider model the ballerina with her arms and legs tucked in a uniform cylinder
of mass 55 kg and radius 13 cm.] You can understand the axis of rotation of her spin, right?
Let's consider for the last t= 15 sec, she is spinning with a constant angular speed
o = 7/3 rad/s. Which of the following is true regarding the tangential acceleration of her spin?
(a) Tangential acceleration is zero for the time being,
(b) You can't find the tangential acceleration with the given information.
(c) Tangential acceleration is not zero but insufficient information is given.
(d) Tangential acceleration a, = 137/6 m/s?
O (a)
O (b)
O (c)
O (d)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5c819c03-7758-4add-8e13-f7df3b89a05b%2Ff8fc88a1-5990-4bb3-add5-88e26b377bcc%2F9uyi5zb_processed.png&w=3840&q=75)
Transcribed Image Text:In a specific ballet move called pirouette, the ballerina spins on her toes. She can control the
speed of the spin by adjusting the position of her arms and legs.
[ Note: you can consider model the ballerina with her arms and legs tucked in a uniform cylinder
of mass 55 kg and radius 13 cm.] You can understand the axis of rotation of her spin, right?
Let's consider for the last t= 15 sec, she is spinning with a constant angular speed
o = 7/3 rad/s. Which of the following is true regarding the tangential acceleration of her spin?
(a) Tangential acceleration is zero for the time being,
(b) You can't find the tangential acceleration with the given information.
(c) Tangential acceleration is not zero but insufficient information is given.
(d) Tangential acceleration a, = 137/6 m/s?
O (a)
O (b)
O (c)
O (d)
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