There is a pirate ship in the harbor which features a large, cast iron wheel that is used to steer the ship. As shown in the figure above, this wheel features spokes with a length of R = 0.83 meters, configured as shown. Star symbols indicate specific points on the wheel (labelled A, B, C, D, and E). The moment of inertia of this wheel is I = 12.2 kg⋅m2. The wheel spins around a gear mechanism attached at its center. The gear mechanism has sufficient resistance (due to friction and other factors) that anyone trying to turn the wheel feels a counter-torque of τres = 10 N⋅m. After the wheel begins moving, a constant resisting torque of τres = 10 N⋅m is still felt. Someone applies a a tourque of 33.7N*mvto the wheel for five seconds, if the wheel starts at rest what is it anuglar momentum after five seconds? If the wheel is now spinning at 1 rad/sec what is the magnitude of the tourque to keep it spinning? What is the total kinetic magnitude of the wheel ( the mass is 4kg)

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter8: Centroids And Distributed Loads
Section: Chapter Questions
Problem 8.73P
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There is a pirate ship in the harbor which features a large, cast iron wheel that is used to steer the ship. As shown in the figure above, this wheel features spokes with a length of R = 0.83 meters, configured as shown. Star symbols indicate specific points on the wheel (labelled A, B, C, D, and E). The moment of inertia of this wheel is I = 12.2 kg⋅m2.

The wheel spins around a gear mechanism attached at its center. The gear mechanism has sufficient resistance (due to friction and other factors) that anyone trying to turn the wheel feels a counter-torque of τres = 10 N⋅m. After the wheel begins moving, a constant resisting torque of τres = 10 N⋅m is still felt.

Someone applies a a tourque of 33.7N*mvto the wheel for five seconds, if the wheel starts at rest what is it anuglar momentum after five seconds?

If the wheel is now spinning at 1 rad/sec what is the magnitude of the tourque to keep it spinning?

What is the total kinetic magnitude of the wheel ( the mass is 4kg)

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