Findings need confirmation about change of weight

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Homework Help Overview

The discussion revolves around a scenario involving a water tank with a submerged balloon attached to the bottom. The original poster questions whether cutting the thread will change the scale reading momentarily until the balloon reaches the surface, exploring the forces at play, including water pressure and buoyancy.

Discussion Character

  • Mixed

Approaches and Questions Raised

  • Participants explore the dynamics of forces acting on the system, questioning how the balloon's buoyancy and water displacement affect the scale reading. They discuss the implications of acceleration and the conservation of momentum during the balloon's ascent.

Discussion Status

There is an ongoing exploration of the forces involved and the effects of the balloon's movement on the scale reading. Some participants suggest that the scale will change briefly when the balloon is released, while others emphasize the importance of considering the mass center of the system. Multiple interpretations of the scenario are being discussed, with no clear consensus yet.

Contextual Notes

Participants note that the problem is not part of a formal curriculum, and there is a mix of understanding regarding the physics involved. The discussion includes considerations of dynamic systems and the effects of acceleration on the forces acting within the tank.

  • #31
scottdave said:
I was just trying to prompt you to think about things. So if it seems there is no external force, then think about what all is happening to see if that is true or not.

that what i did from the start, thinking about all components, actions and reactions across time , and that lead me to a result that was refuted by almost everyone through analysis that i can't quite comprehend. weird results don't stop me. nothing is weirder than space stretch, time dilation and delayed choice experiment , so i thought my conclusion could be right about having more force with same mass and acceleration, but may I'm wrong
 

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