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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 (d_raft = 600 kg/m³)
Option: 1
80 kg

Option: 2
50 kg

Option: 3
60 kg

Option: 4
30 kg

Answers (1)

best_answer

(m_raft + m)g = v_raft p_wg

m = v_raft p_w- m_raft

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

m= 80 kg

Posted by

Rishi

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