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  • A raft of mars M = 600 kg floats in calm water with 7 cm submerged. when a man stands on the raft, 8.4cm are submerged, the man's mass is-Option: 1

A raft of mars M = 600 kg floats in calm water with 7 cm submerged. when a man stands on the raft, 8.4cm are submerged, the man's mass is-

Option: 1

30 kg


Option: 2

60 kg


Option: 3

90 kg


Option: 4

120 kg


Answers (1)

best_answer

Upthrust on 7cm = 600 kg

\therefore\ upthrust\ on\ further\ 1.4cm=\frac{600}{7} \times 1.4\\

                                                                    =120 kg

 

Posted by

Divya Prakash Singh

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