Department of Mathematics;
Deccan College of Engineering and Technology;
Hyderabad;
India;
Department of Mathematics;
Vardhaman College of Engineering;
Hyderabad;
India;
Department of Mathematics;
College of Technology;
Osmania University;
Hyderabad;
India;
Department of Mathematics;
Osmania University;
Hyderabad;
India;
Coated; poroelastic; Sphere; Torsional; Vibrations; Permeable; Surface; Impermeable; Surface; Frequency; Equation; Dissipation; Mode; of; Vibration;