MCQ  
what is si unit of Bulk modulus?
Options 
A) Newton × metet 
B) meter / Newton 
C) Newton / meter
D) Newton/ meter²
Correct answer : option D ( Newton / meter²)
Solution
Bulk modulus is ratio of stress upon volumetricstrain. Bulk modulus si unit is Newton /meter².
Bulk modulus is  represented by letter K
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