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    				| 1. | 5. A body of mass 20kg is moving on a roughhorizontal plane. A block of mass 3kg isconnected to the 20 kg mass by a string ofnegligible mass through a smooth pulley asshown in the figure. The tension in the stringis 27 N. The coefficient of kinetic frictionbetween the heavier mass and the surface is(TS Eamcet-2016)(g 10m/s)20kg13kg2) 0.035 | 
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