The viscous force the relative motion between the adjacent layers of a fluid in motion.Which one of the flowing fits best in the sentence?

may effect under certain conditions

The viscous force the relative motion between the adjacent layers of

1.	The viscous force the relative motion between the adjacent layers of a fluid in motion.Which one of the flowing fits best in the sentence?
A.	opposes
B.	never affects
C.	facilitates
D.	may effect under certain conditions
Answer» B. never affects

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The viscous force the relative motion between the adjacent layers of a fluid in motion.Which one of the flowing fits best in the sentence?

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