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प्रश्न
What is the Bulk modulus for a perfect rigid body?
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उत्तर
Bulk modulus `(K) = p/((ΔV)/V) = (pV)/(ΔV)`
For a perfectly rigid body, change in volume ΔV = 0
∴ `K = (pV)/0 = ∞`
Therefore, the bulk modulus for a perfectly rigid body is infinity (∞).
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