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One spherical ball of radius R, density P release in a liquid of density $P / 2$ attains a terminal velocity $V$ . Another ball of radius 2R and density $3 / 2 P$ releases in the same liquid will attain a terminal velocity.

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Correct option is D

V2V =3p2−p2p−p2×(2RR)2∵V=2r2ρb-ρm9η=8⇒V2=8V

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One spherical ball of radius R, density P release in a liquid of density P/2 attains a terminal velocityV . Another ball of radius 2R and density 3/2P releases in the same liquid will attain a terminal velocity.

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One spherical ball of radius R, density P release in a liquid of density $P / 2$ attains a terminal velocity $V$ . Another ball of radius 2R and density $3 / 2 P$ releases in the same liquid will attain a terminal velocity.