Cùng làm bằng đồng: \(\Rightarrow d_1=d_2\)\(\Rightarrow D_1=D_2\)
\(V_1=\dfrac{m_1}{D_1};V_2=\dfrac{m_2}{D_2}\)
\(\Rightarrow\dfrac{V_1}{V_2}=\dfrac{m_1}{m_2}=\dfrac{1}{2}\)
Xét tỉ lệ lực đẩy Ác si mét:
\(\dfrac{F_1}{F_2}=\dfrac{d_1\cdot V_1}{d_2\cdot V_2}=\dfrac{V_1}{V_2}=\dfrac{1}{2}\)