Which of the following is a unit of dynamic viscosity?

1.	Which of the following is a unit of dynamic viscosity?
A.	[M1 L1 T-1].
B.	[M1 L-1 T-1].
C.	[M1 L-2 T-2].
D.	[M1 L-2 T-2].
Answer» C. [M1 L-2 T-2].

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