Question

? ????? ?????? ???????? ?? ????? ???? ??% ?? ??? ?????? ????????? ????? ??????. ???? ?? ??? ??????? ?? ??? ?????

Answer 1

303 BY Archimedes principle, the buoy and force on a body immposed in a fluid is grenzy the weight of fluid di placed. red volune of wood is av so volume of wood submerged E 0-30V " buoyant force acting on the wood B = 0.30 ggv weight of wood & Swood gv so in equil bivam, 0:30 Sava Sw g V Swood -0.305 Bodensity of water a I gong cm3 I wood & 0.341 gm/cm3 I wood & 0.3 8m/cm