1.A 20 g copper block on spring elongates it 1 cm. When immersed in water, new elongation? (ρ_Cu=9000, ρ_water=1000 kg/m³, g=10)a.0.25 cmb.0.15 cmc.0.78 cmd.0.89 cmLogin to continueOnly logged in users canattempt or see the solution.
