Edexcel A Level Physics

Topic Questions

A LevelPhysicsEdexcelTopic Questions4. MaterialsDensity, Upthrust & Viscous Drag

Density, Upthrust & Viscous Drag

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1 mark

An object of volume V made from a material of density $ρ_{1}$ is placed into a fluid of density $ρ_{2}$ .
Which of the following gives the upthrust on the object?

$ρ_{1} V g$
$ρ_{2} V g$
$(ρ_{2} - ρ_{1}) V g$
$\frac{(ρ_{2} + ρ_{1})}{2} V g$

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