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  • A raft 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 (draft = 600 kg/m3)<stron

A raft 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 (draft = 600 kg/m3)

Option: 1

80 kg


Option: 2

50 kg


Option: 3

60 kg


Option: 4

30 kg


Answers (1)

best_answer

(mraft + m)g = vraft pwg

m = vraft pw - mraft

m = \frac{120}{600} \times 1000 - 120

m= 80 kg

Posted by

Rishi

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