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tention in the line when lifting the gold out of water

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A Scottish physics professor is fishing in Loch Ness and hooks an ancient gold artifact. The density of gold is 19300 kg/m3 and seawater is 1035 kg/m3. While he is pulling up the treasure, the tension in his fishing line is 120N. What will be the tension in his line when he lifts the object out of the water?

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The solution shows how to find the tension in the line when lifting the gold out of water. The solution is detailed and was rated '5/5' by the student who originally posted the questions.

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