Calculate the kinetic energy of a hollow metal sphere of mass 2 kg, which rolls over a horizontal surface with a linear velocity of 20 cm/s ?

Calculate the kinetic energy of a hollow metal sphere of mass 2 kg, wh

1.	Calculate the kinetic energy of a hollow metal sphere of mass 2 kg, which rolls over a horizontal surface with a linear velocity of 20 cm/s ?
Answer» SOLUTION :Toal K.E. =`(1//2)IOMEGA^(2) =(1//2)mv^(2) +(1//2) (2//3( MR^(2) XX (v^(2)//R^(2)) =(5//6) mv^(2) = 0.067 J`