QJEEM22Pha6b7: JEE Main 2022 Physics - Class 11 JEEM22Pha6b7 Solution: The terminal velocity (v t ) of the spherical rain drop depends …

Question

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The terminal velocity (v_t) of the spherical rain drop depends on the radius (r) of the spherical rain drop as :

Accepted Answer

$6\pi \eta {v_t}r = {4 \over 3}\pi {r^3}(\rho - \sigma )g$

$\Rightarrow {v_t} = C{r^2}$ where C is a constant

or ${v_t} \propto {r^2}$

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