If W be the weight of a body of density (rho) in vacuum then ils apparent weight in air of density (sigma) is

If W be the weight of a body of density (rho) in vacuum then ils appar

1.	If W be the weight of a body of density (rho) in vacuum then ils apparent weight in air of density (sigma) is
Answer» `(W RHO)/(SIGMA)` `W((rho)/(sigma-1))` `(W)/(rho) sigma` `W(1-(sigma)/(rho))` ANSWER :D