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Problem 3: Suppose we want to calculate the moment of inertia of a 65.5 kg skater, relative to a vertical axis through their center of mass. Part (a) First calculate the moment of inertia (in kg-m2) when the skater has their arms pulled inward by assuming they are cylinder of radius 0.11 m. 4 = 0.3962 / Correct! Part (b) Now calculate the moment of inertia of the skater (in kg m-) with their arms extended by assuming that each arm is 5% of the mass of their body. Assume the body is a cylinder of the same size, and the arms are 0.825 m long rods extending straight out from the center of their body being rotated at the ends. I= 2.3 sin() cos() tan() 8 HOME cotan() asin() acos() E 4 6 atan() acotan() sinh() 1|23 * cosh() ODegrees O Radians tanh() cotanh() + END VOl BACKSPACE CLEAR DEL Submit I give up! Hint Feedback

Problem 3: Suppose we want to calculate the moment of inertia of a 65.5 kg skater, relative to a vertical axis through their center of mass. Part (a) First calculate the moment of inertia (in kg-m2) when the skater has their arms pulled inward by assuming they are cylinder of radius 0.11 m. 4 = 0.3962 / Correct! Part (b) Now calculate the moment of inertia of the skater (in kg m-) with their arms extended by assuming that each arm is 5% of the mass of their body. Assume the body is a cylinder of the same size, and the arms are 0.825 m long rods extending straight out from the center of their body being rotated at the ends. I= 2.3 sin() cos() tan() 8 HOME cotan() asin() acos() E 4 6 atan() acotan() sinh() 1|23 * cosh() ODegrees O Radians tanh() cotanh() + END VOl BACKSPACE CLEAR DEL Submit I give up! Hint Feedback

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**Problem 3:** Suppose we want to calculate the moment of inertia of a 65.5 kg skater, relative to a vertical axis through their center of mass. **Part (a)** First calculate the moment of inertia (in kg·m²) when the skater has their arms pulled inward by assuming they are a cylinder of radius 0.11 m. *Iₒ = 0.3962* ✔️ Correct! **Part (b)** Now calculate the moment of inertia of the skater (in kg·m²) with their arms extended by assuming that each arm is 5% of the mass of their body. Assume the body is a cylinder of the same size, and the arms are 0.825 m long rods extending straight out from the center of their body being rotated at the ends. \( I = \) [Input box with value: 2.3] Below the input box, there is a scientific calculator with trigonometric functions (sin, cos, tan), inverse trigonometric functions (asin, acos, atan), hyperbolic functions (sinh, cosh, tanh), and other mathematical operations. Options for angle measurement in degrees or radians are available. Buttons: Submit, Hint, Feedback, I give up!
Transcribed Image Text:**Problem 3:** Suppose we want to calculate the moment of inertia of a 65.5 kg skater, relative to a vertical axis through their center of mass. **Part (a)** First calculate the moment of inertia (in kg·m²) when the skater has their arms pulled inward by assuming they are a cylinder of radius 0.11 m. *Iₒ = 0.3962* ✔️ Correct! **Part (b)** Now calculate the moment of inertia of the skater (in kg·m²) with their arms extended by assuming that each arm is 5% of the mass of their body. Assume the body is a cylinder of the same size, and the arms are 0.825 m long rods extending straight out from the center of their body being rotated at the ends. \( I = \) [Input box with value: 2.3] Below the input box, there is a scientific calculator with trigonometric functions (sin, cos, tan), inverse trigonometric functions (asin, acos, atan), hyperbolic functions (sinh, cosh, tanh), and other mathematical operations. Options for angle measurement in degrees or radians are available. Buttons: Submit, Hint, Feedback, I give up!
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