The relation of connecting Young's modulus (E), Bulk modulus (K) and Rigidity modulus (N) is

A) \( \large\frac{9}{E} = \frac{3}{N} + \frac{1}{K} \)

B) \( \large\frac{9}{N} = \frac{3}{E} + \frac{1}{K} \)

C) \( \large\frac{9}{N} = \frac{1}{E} + \frac{3}{K} \)

D) \( \large\frac{9}{E} = \frac{1}{N} + \frac{3}{K} \)

Correct answer:
A) \( \large\frac{9}{E} = \frac{3}{N} + \frac{1}{K} \)



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