Question

a wooden block of density 780 kilo gram per metre cube and volume 0.3 metre cube is floating in oil of density 900 kilogram per metre cube What volume of wood is below with oil

Answer 1

(i)A block of mass 7 kg and volume 0.07 m^3 floats in a liquid of density 140 kg m^-3 Calculate volume of block above surface of liquid
(ii)A solid of density 5000 kg m^-3 weighs 0.5 kg in air It is completely immersed in liquid of density 8000 kg m^-3.Calculate apparent weight of solid in liquid
please tell me fast with detailed explanation of two questions.

Answer 2

(i)A block of mass 7 kg and volume 0.07 m^3 floats in a liquid of density 140 kg m- power3 Calculate volume of block above surface of liquid

(ii)A solid of density 5000 kg mpower-3 weighs 0.5 kg in air It is completely immersed in liquid of density 8000 kg mpower-3.