1.

A rectangular block of dimensions 6m xx 4m xx 2m and of density 1.5 gm/c.c is lying on horizontal ground with the face of largest area in contact with the ground. The work done in arranging it with its smallest area in contact with the ground is, (g = 10ms^(-2))

Answer»

2880 kj
1440 kj
3800 kj
720 kj

Answer :B


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