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JEE Main 21 Jan 2026 Shift 2 Paper Solved Paper

Section: Physics
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Question : 48 of 75
 
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The terminal velocity of a metallic ball of radius 6 mm in a viscous fluid is 20cm∕s. The terminal velocity of another ball of same material and having radius 3 mm in the same fluid will be ____ cm∕s.
[21 Jan 2026 Shift 2]
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