A metal hoop lies on a horizontal table, free to rotate about a fixed vertical axis through its center while a constant tangentia force applied to its edge exerts a torque of magnitude 1.75 x 10-2 N m for 3.00 s. HINT (a) Calculate the magnitude of the hoop's change in angular momentum (in kg · m2/s). )kg · m²/s (b) Find the change in the hoop's angular speed (in rad/s) if its mass and radius are 0.270 kg and 0.180 m, respectively. rad/s

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Chapter1: Units, Trigonometry. And Vectors
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A metal hoop lies on a horizontal table, free to rotate about a fixed vertical axis through its center while a constant tangential
force applied to its edge exerts a torque of magnitude 1.75 x 10-2 N · m for 3.00 s.
HINT
(a) Calculate the magnitude of the hoop's change in angular momentum (in kg · m2/s).
|kg - m²/s
(b) Find the change in the hoop's angular speed (in rad/s) if its mass and radius are 0.270 kg and 0.180 m, respectively.
rad/s
Transcribed Image Text:A metal hoop lies on a horizontal table, free to rotate about a fixed vertical axis through its center while a constant tangential force applied to its edge exerts a torque of magnitude 1.75 x 10-2 N · m for 3.00 s. HINT (a) Calculate the magnitude of the hoop's change in angular momentum (in kg · m2/s). |kg - m²/s (b) Find the change in the hoop's angular speed (in rad/s) if its mass and radius are 0.270 kg and 0.180 m, respectively. rad/s
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