Question: 2 8 . A rock suspended by a string weighs 5 N out of water and 3 N when submerged. What is the buoyant force

28.A rock suspended by a string weighs 5 N out of water and 3 N when submerged. What is the buoyant force on the rock?
15 N
2 N
8 N
5 N
2 8 . A rock suspended by a string weighs 5 N out

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