A hollow steel ball of diameter 3.0 m barely floats in water.What is the thickness of the wall of the ball? The density of iron is 7.87 g/cm³ and that of water is 1000 kg/cc A) 6.6 cm B) 37 cm C) 131 cm D) 79 cm

Question

Quizplus · Accepted Answer

The ball barely floats, meaning its weight is equal to the weight of the water displaced. Using the formula for volume and density, we can calculate the thickness of the wall. The correct thickness is approximately 6.6 cm.

A Hollow Steel Ball of Diameter 3