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A fiat plate of area 0.1 m^(2) is placed...

A fiat plate of area `0.1 m^(2)` is placed on a flat surface and is separated from it by a film of oil `10^(5)` m thick whose coefficient of .viscosity is `1.5 N sm^(-2) ` . The force required to cause the plate to slide on the surface at constant speed of `1mm s ^(-1) `is

A

10 N

B

15 N

C

20 N

D

25 N

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