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A system of two blocks of masses m=2 kg ...

A system of two blocks of masses m=2 kg and M=8 kg is placed on a smooth table as shown in figure. The coefficient of static friction between two blocks is 0.5. The maximum horizontal force F that can be applied to the block of mass M so that the blocks move together will be :

A

`9.8N`

B

`39.2 N`

C

49 N

D

78.4 N

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