Sphere Climb Incline: Friction, Acceleration, Energy

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SUMMARY

The discussion centers on the physics of a sphere climbing an incline, focusing on the roles of friction, acceleration, and energy conservation. Participants clarify that the friction force acts opposite to the direction of velocity and that at the highest point of the incline, the acceleration is not zero but constant. The conversation emphasizes the importance of applying the conservation of energy principle to analyze the motion of the sphere effectively.

PREREQUISITES
  • Understanding of Newton's laws of motion
  • Familiarity with the concepts of friction and its directionality
  • Knowledge of conservation of energy principles in physics
  • Basic grasp of angular acceleration and its implications
NEXT STEPS
  • Study the effects of friction on motion in inclined planes
  • Learn about the conservation of mechanical energy in dynamic systems
  • Explore angular acceleration and its relationship with linear motion
  • Review examples of energy conservation in real-world applications
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Students studying physics, educators teaching mechanics, and anyone interested in understanding the dynamics of motion on inclined surfaces.

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Homework Statement



http://i.imgur.com/oMpaG.png

oMpaG.png



Homework Equations





The Attempt at a Solution



1)Friction force always in opposite direction with v?

2)At highest point acceleration is 0?

3)Should larger than because conservative of energy?

Thank you
 
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TBBTs said:
1)Friction force always in opposite direction with v?

Hint: in which direction is the angular acceleration? :wink:
2)At highest point acceleration is 0?

erm … isn't the acceleration constant? :redface:

you should use conservation of energy

(isn't that obvious from the V2 in the answers?)​
3)Should larger than because conservative of energy?

Maybe. Maybe not.

Explain.​
 

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