JEE Mains · Physics · STD 11 - 9.1 fluid mechanics
A cubical block of density \(\rho_{ b }=600 kg / m ^3\) floats in a liquid of density \(\rho_{ e }=900 kg / m ^3\). If the height of block is \(H=8.0 cm\) then height of the submerged part is _________ cm .
- A 7.3
- B 4.3
- C 6.3
- D 5.3
Answer & Solution
Correct Answer
(D) 5.3
Step-by-step Solution
Detailed explanation
\(Mg=F_{b}\) \(dAHg=\rho Ahg\) \(600\times8~cm=900\times h\) \(h=\frac{16}{3}cm\) \(h=5.3cm\)
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