A 40-Kg Cylinder of Solid Iron Is Supported by a String

question 80

Multiple Choice

A 4.0-kg cylinder of solid iron is supported by a string while submerged in water.What is the tension in the string? The density of iron is 7860 kg/m³ and that of water is 1000 kg/m³.

• A)2.5 N
• B)20 N
• C)24 N
• D)34 N
• E)40 N