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NEET 2020 Model Question Paper 3

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Question : 17

Total: 180

There is a 1 m m thick layer of glycerine between a flat plat of area 100cm2 and a big fixed plate. If the coefficient of viscosity of glycerine is 1.0 kg/m-s then how much force is required to move the plate with a velocity of 7 cm/s

3.5 N
0.7 N
1.4 N
none

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