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What is the Bulk modulus for a perfect rigid body? - Physics

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Question

What is the Bulk modulus for a perfect rigid body?

Short Note

Solution

Bulk modulus (K)=pΔVV=pVΔV

For a perfectly rigid body, change in volume ΔV = 0

K=pV0=

Therefore, the bulk modulus for a perfectly rigid body is infinity (∞).

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Elastic Moduli - Bulk Modulus
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Chapter 9: Mechanical Properties of Solids - Exercises [Page 69]

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NCERT Exemplar Physics [English] Class 11
Chapter 9 Mechanical Properties of Solids
Exercises | Q 9.18 | Page 69

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