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Tension in a cable

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A spherical shaped hollow steel shell with a radius of 2.5 m containing some instruments is lowerd by a cable into a lake the shell with its contents weighs 7.5*10^5N on the deck of the ship wich is being lowered. What is the tension in the cable when the sphere is completly immersed in the water?

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Solution Summary

This solution calculates the tension in a cable when a sphere it is attached to is completely immersed in water.

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