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PhysicsFluidSurface TensionEasy2 minPYQ_2020

PhysicsEasysingle choice

Water rises to a height of $2 c m$ in a capillary tube. If the tube is tilted $60 °$ from the vertical, water will rise in the tube to a length

Answer:

Solution:

$\cos θ = \frac{h}{l} \Rightarrow h = l \cos θ$

$l = \frac{h}{\cos θ}$

$\Rightarrow l = \frac{2}{\cos 60 °} \Rightarrow 4 c m$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:FluidSubtopic:Surface Tension

⏱ 2mℹ️ Source: PYQ_2020

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