Could someone help me explain this situation

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In summary, the conversation discusses the concept of shear force and its effects on the stability of a tower. The top of the tower accelerates faster than the bottom, and this difference in acceleration leads to a difference in shear force between the top and bottom. This difference can cause the mortar holding the bricks together to break, as each brick is pulling on the next with a limit to how much force can be exerted without breaking the mortar. This limit is known as the maximum shear force.
  • #1
tukms
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I have read a section but I don’t know their explanation , so please explain for me
Thank you
 

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  • #2
Hi,
Top/tip of the tower accelerates faster than bottom. Please read the lines inside ( ).
difference in shear force between bottom and top of the tower makes the tower to break.
 
  • #3
hi tukms! :smile:

each brick is trying to pull the next brick, but there's a limit to how hard it can pull without the mortar (joining the bricks) breaking

that limit is the maximum shear force ("shear" means sideways to the join)

force = mass time acceleration, so if the acceleration is too large, then the force exceeeds the maximum shear force, and the mortar breaks :wink:
 

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