Moment of Inertia: Wheels Accelerated to 100 km/hr

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Discussion Overview

The discussion revolves around the moment of inertia of vehicle wheels when the vehicle is accelerated to 100 km/hr and the accelerator is released. Participants explore the relationship between moment of inertia, geometry, and mass distribution, while expressing confusion regarding the relevance of vehicle motion to the calculation of moment of inertia.

Discussion Character

  • Technical explanation, Conceptual clarification, Debate/contested

Main Points Raised

  • Some participants assert that the moment of inertia is not dependent on the speed of rotation.
  • Others emphasize that moment of inertia is determined by the geometry and mass of the object, questioning which geometry should be considered in this context.
  • A participant points out that the geometry refers to the mass distribution around the axis of rotation, suggesting a need for clarity on this aspect.

Areas of Agreement / Disagreement

Participants express differing views on the relevance of vehicle motion to the moment of inertia, indicating a lack of consensus on how to approach the problem.

Contextual Notes

There is confusion regarding the relationship between moment of inertia and the motion of the vehicle, as well as the specific geometry to consider for the calculation.

sulhil
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what is the moment of inertia about the wheels , when the vehicle is accelerated upto 100 km/hr and the foot is lifted off the accelerator
 
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sulhil said:
what is the moment of inertia about the wheels , when the vehicle is accelerated upto 100 km/hr and the foot is lifted off the accelerator

Er.. the moment of inertial is not a function of the speed of rotation!

Zz.
 
the moment of inertia is a a function of the geometry and the mass of the object, bt in this case i am confused , as in which geometry to consider??
 
sulhil said:
the moment of inertia is a a function of the geometry and the mass of the object, bt in this case i am confused , as in which geometry to consider??

This getting to be confusing. If you know that it is due to geometry, then why did you bring up the motion of the vehicle?

The "geometry" in question is the location of the mass distribution about the axis of rotation.

Zz.
 

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