Weight of displace water R.D =weight of a substance in air From Archimedes’ principle the weight of an equal volume of water is equal to the weight of water displaced by the object, which is equal to the upthrust loss in weight.
Mwandishi kwa kutumia mbinu za Kifasihi anaelezea kuhusu wizi wa fedha za kigeni uliofanyika katika benki kuu na hivyo kusababisha serikali kukosa fedha za kununulia mafuta kutoka nje hali iliyosababisha nchi kukumbwa na hali ngumu kiuchumi.