JEE Main 9 Jan 2020 Shift 2 Solved Paper

Section: Physics

Question : 6 of 75

Marks: +1, -0

A small spherical droplet of density d is floating exactly half immersed in a liquid of density ρ and surface tension T. The radius of the droplet is (take note that the surface tension applies an upward force on the droplet) :

[9 Jan 2020 Shift 2]

r=√
2T
3(d+ρ)g
r=√
3T
(2d−ρ)g
r=√
T
(d−ρ)g
r=√
T
(d+ρ)g

Validate

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