(Mcq) what is si unit of modulus of rigidity?

            
MCQ  

what is si unit of modulus of rigidity?



Options 

A) N

B) m

C) N / m

D) N / m²


Correct answer : option D ( N / m²)



Solution
Modulus of rigidity is ratio of shear stress upon shear strain.  Modulus of rigidity si unit is N /m². Modulus of rigidity is also known as shear modulus 

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