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# A block of mass m =2 kg is resting on a rough inclined plane of inclination 30^{0} as shown in fignre The coefficient of friction between the block and the plane is=0.5 . What minimam force shald be applied perpendicular to the plane of block does not slip on the plane ?(g=10ms^{-2})

- acm
- 6.24 N
- 2.68 N
- 4.3 N

## The correct answer is: 2.68 N

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