VITEEE 2023 Paper

Section: Physics

Question : 28 of 125

Marks: +1, -0

A ball of radius r and density ρ falls freely under gravity through a distance h before entering water. Velocity of ball does not change even on entering water. If viscosity of water is η the value of h is given by

‌
2
9
r2(‌
1−ρ
η
)g
‌
2
81
r2(‌
ρ−1
η
)g
‌
2
81
r4(‌
ρ−1
η
)2g
‌
2
9
r4(‌
ρ−1
η
)2g

Validate

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