Archimedes principle and law of flotation questions | form one Physics

A solid weighs 64 N in air and 48 N when totally immersed in a liquid of denisty
0.8 g/cm 3 .Calculate:
(i) The upthrust on the solid.
(ii) The volume of the solid.
(iii) The density of the solid.

Answer / Solution

UNSOLVED

A body which sinks in water has its density:
A. Less than that of water.
B. Larger than that of water.
C. Equal to that of water.
D. Less or equal to that of water.

Answer / Solution

UNSOLVED

A piece of metal of volume 0.24 cm3 and mass 0.72 g has a relative density (R.D.) of:
A. 3.0 g/cm3.
B. 3.0.
C. 3.0 kg/m3.
D. 0.3.

Answer / Solution

UNSOLVED

Archimedes’ Principle states that:
A. The upthrust experienced by a body when partially or totally
immersed in a fluid is equal to the weight of the fluid displaced.
B. Upthrust is equal to apparent loss in weight when a body is
partially or totally immersed in a fluid.
C. When a body is totally or partially immersed in a fluid it displaces its own weight of the fluid in which it is immersed.
D. When a body is partially or totally immersed in a fluid, it experiences a big loss in weight.

Answer / Solution

UNSOLVED

The SI unit of density is
A. kg/m3.
B. kg/m2.
C. g/m3.
D. g/m2.

Answer / Solution

UNSOLVED