What is the relationship between surface area and bulk modulus in a collision?

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SUMMARY

The relationship between surface area and bulk modulus in a collision is critical for understanding pressure exertion between two materials. In this discussion, Material A has a surface area 30 times larger than Material B, while the bulk modulus of Material B is 11 times greater than that of Material A. This indicates that, under equal conditions, Material B exerts significantly more pressure during a collision due to its higher bulk modulus. The relevant equations for bulk modulus and pressure are essential for calculating these dynamics.

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  • Understanding of bulk modulus and its calculation
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  • Familiarity with material properties and their implications in collisions
  • Basic grasp of ratios and comparative analysis in material science
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jkhc23
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New poster has been reminded to show the Relevant Equations and their work on the solution
Homework Statement
bulk modulus
Relevant Equations
bulk modulus, pressure.
there are two materials:
Material A
Material B
surface area A/surface area B= 30

bulk modulus B/bulk modulus A= 11

How much more pressure is exerted through material B than material A in a collision, all else being equal?
 
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Welcome to the PF. :smile:
jkhc23 said:
Homework Statement:: bulk modulus
Relevant Equations:: bulk modulus, pressure.

there are two materials:
Material A
Material B
surface area A/surface area B= 30

bulk modulus B/bulk modulus A= 11

How much more pressure is exerted through material B than material A in a collision, all else being equal?
What is the equation for the Bulk Modulus? What equations can you list to describe pressure?

(And if these two surfaces have different surface areas, how can they be pushing on each other?)
 

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