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STD 11 - 6. system of particles and rotational motion — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 6. system of particles and rotational motion4 Marks
MCQ
Two uniform thin spherical shells are made from different materials. Both shells have a mass of $2 \,kg$ and outer radius of $20 \,cm$. When they are both rolled down the same inclined plane without slipping, the times they take to cover equal distances differ by $1 \%$. If the thickness of the thinner shell is $0.5 \,cm$, that of the other one is closest to ........... $\,cm$
  • A
    $0.505$
  • B
    $0.525$
  • C
    $1.0$
  • ✓
    $1.5$
✓

Answer

Correct option: D.
$1.5$
d
(D)

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