A sphere of radius 10 cm and density 500 kg/m3 is under water of density 1000 kg/m3. The acceleration of the sphere is 9.80 m/s2 upward. Viscosity of water is 1.0 centipoise. If g = 9.81 m/s2, the velocity of the sphere is :(1)9 m/s(2)10 m/s(3)11 m/s(4)12 m/s

A sphere of radius 10 cm and density 500 kg/m3 is under water of densi

1.	A sphere of radius 10 cm and density 500 kg/m3 is under water of density 1000 kg/m3. The acceleration of the sphere is 9.80 m/s2 upward. Viscosity of water is 1.0 centipoise. If g = 9.81 m/s2, the velocity of the sphere is :(1)9 m/s(2)10 m/s(3)11 m/s(4)12 m/s
Answer» A sphere of radius 10 cm and density 500 kg/m3 is under water of density 1000 kg/m3. The acceleration of the sphere is 9.80 m/s2 upward. Viscosity of water is 1.0 centipoise. If g = 9.81 m/s2, the velocity of the sphere is : (1) 9 m/s (2) 10 m/s (3) 11 m/s (4) 12 m/s