Two blocks of masses 3kg and 2kg are pla...

Two blocks of masses 3kg and 2kg are placed beside each other in contact with each other on a rough horizontal surface. A horizontal force of 20N is applied on 3kg. The coefficient of friction between blocks and the surface is 0.1 and `g = 10ms^(-2)`. The force of contact between the two blocks is

6 N

8 N

10 N

12 N

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