Buoyancy & Buoyant Force Video Lessons

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Problem: A rock with density 2300  kg/m3 is suspended from the lower end of a light string. When the rock is in air, the tension in the string is 43.0  N. What is the tension in the string when the rock is totally immersed in a liquid with density 750 kg/m3?

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Problem Details

A rock with density 2300  kg/m3 is suspended from the lower end of a light string. When the rock is in air, the tension in the string is 43.0  N. What is the tension in the string when the rock is totally immersed in a liquid with density 750 kg/m3?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Buoyancy & Buoyant Force concept. You can view video lessons to learn Buoyancy & Buoyant Force. Or if you need more Buoyancy & Buoyant Force practice, you can also practice Buoyancy & Buoyant Force practice problems.

How long does this problem take to solve?

Our expert Physics tutor, Julia took 4 minutes and 20 seconds to solve this problem. You can follow their steps in the video explanation above.