Two identical uniform discs roll without slipping on two different surfaces AB and CD (see figure) starting at A and C with linear speeds V_1\text{and}V_2 respectively ,and always remain in contact with surface.If they reach B and D with the same linear speed and V_1=3 m/s,then V-2\text{in} m/s \text{is} (g=10 m/s^2) [JEE Adv 2015 P1]

JEE Advanced 2015 Paper 1

Section: Physics

Question : 5 of 60

Marks: +1, -0

Two identical uniform discs roll without slipping on two different surfaces AB and CD (see figure) starting at A and C with linear speeds V1‌and‌V2 respectively ,and always remain in contact with surface.If they reach B and D with the same linear speed and V1=3 m/s,then V−2‌in‌

is(g=10

)

[JEE Adv 2015 P1]

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