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Physics - Fluid Question with Solution | TestHub

PhysicsFluidArchimedes principleEasy2 minPYQ_2020

PhysicsEasysingle choice

A block of wood floats in freshwater with two-third of its volume submerged. In oil, the block floats with one-fourth of its volume submerged. The density of oil is

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Answer:

Solution:

$ρ_{w} \frac{2}{3} V = ρ_{b} V$

$ρ_{o i l} \frac{1}{4} V = ρ_{b} V$

$∴ \frac{2}{3} ρ_{w} = \frac{1}{4} ρ_{o i l}$

$ρ_{o i l} = \frac{8}{3} ρ_{w}$

$= \frac{8000}{3} = 2666.7$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:FluidSubtopic:Archimedes principle

⏱ 2mℹ️ Source: PYQ_2020

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