Q.

In SI system, the units of coefficient of viscosity, η are

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a

Kg s-1m-2

b

Kg m-1 s-1

c

Kg cm-1 s-1

d

g m-1 s-1

answer is B.

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Detailed Solution

η=FAdvdx

where, F: viscous force

 A: unit area  dvdx : Velocity gradient 

In SI system, the units of coefficient of viscosity, η is Kg m-1 s-1

Hence, Correct option is (B)

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