1.

 A log of wood of mass 120 Kg floats in water. The weight that can be put on the raft to make it just sink, should be (density of wood = 600 Kg/m3)        [CPMT 2004]

A.            80 Kg                                       
B.            50 Kg                                       
C.            60 Kg                                       
D.            30 Kg
Answer» B.            50 Kg                                       


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