Physics - Spinning a bucket of water in a vertical circle

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SUMMARY

The discussion centers on the physics concepts relevant to the question: "What are two or more physics ideas which are relevant to spinning a bucket of water in a vertical circle?" The primary focus is on centripetal force, defined by the equation F = mac = (mv² / r), which describes the necessary inward force to keep the water in circular motion. The discussion emphasizes that centrifugal force is not applicable in this context, as it is not a real force acting on the system. Additionally, the conservation of energy may also be relevant when considering the dynamics of the water within the bucket.

PREREQUISITES
  • Understanding of centripetal force and its calculation using F = mac = (mv² / r)
  • Familiarity with the concept of conservation of energy in physics
  • Knowledge of circular motion dynamics
  • Basic grasp of forces acting on objects in motion
NEXT STEPS
  • Research the principles of centripetal force in circular motion
  • Study the conservation of energy and its applications in mechanical systems
  • Watch educational videos demonstrating spinning buckets and the physics involved
  • Explore the differences between centripetal and centrifugal forces in physics
USEFUL FOR

This discussion is beneficial for physics students, educators, and anyone interested in understanding the dynamics of circular motion and the forces involved in spinning objects.

candypie90
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Homework Statement
What are the two physics ideas of spinning a bucket of water in a vertical circle? would it be centripetal and centrifugal force?
Relevant Equations
F = mac = (mv2 / r)
F = mac = (mv2 / r)
 
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candypie90 said:
Homework Statement: What are the two physics ideas of spinning a bucket of water in a vertical circle? would it be centripetal and centrifugal force?
Homework Equations: F = mac = (mv2 / r)

F = mac = (mv2 / r)
The question is rather vague. You would not use both concepts to analyse it, you wouid use one or the other. Please quote the question word for word as given to you.
 
haruspex said:
The question is rather vague. You would not use both concepts to analyse it, you wouid use one or the other. Please quote the question word for word as given to you.

Oh sorry, the exact question word for word is: What are two or more physics ideas which are relevant to spinning a bucket of water in a vertical circle?

Thank you.
 
candypie90 said:
Oh sorry, the exact question word for word is: What are two or more physics ideas which are relevant to spinning a bucket of water in a vertical circle?

Thank you.
Ok.
Certainly centripetal force. I would not mention centrifugal for the reason I gave.
Vertical implies a certain other force should be relevant, but not sure that it is an 'idea' in this sense.
Might be able to work a conservation law into it.
So far, it could be an empty bucket. How can you bring the water into it?
 
haruspex said:
Vertical implies a certain other force should be relevant, but not sure that it is an 'idea' in this sense.
I would think that an idea would be what relates this other vertical force to the centripetal force so that the water can go around the circle without spilling.
 
Don't guess. Do some internet research. Watch videos of buckets spinning in vertical circles. They come with explanations that should give you some ideas.
 

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