A 78-Kg Solid Sphere, Made of Metal Whose Density Is 2500

Multiple Choice

A 7.8-kg solid sphere, made of metal whose density is 2500 kg/ , is suspended by a cord. When the sphere is immersed in water (of density 1000 kg/m³) , what is the tension in the cord?

A) 46 N
B) 61 N
C) 76 N
D) 92 N
E) 110 N