AIPMT MAINS2010Physics-Rotational Motion
AIPMT MAINS 2010 Physics Rolling motion MCQ Question
Type: MCQ-conceptual-Medium-Class 11
A solid cylinder and a hollow cylinder, both of the same mass and same external diameter are released from the same height at the same time on a inclined plane. Both roll down without slipping. Which one will reach the bottom first?
A
Both together only when angle of inclination of plane is 45°
B
Both together
C
Hollow cylinder
D
Solid cylinder
Correct Answer
Option D
Detailed Explanation
The solid cylinder will reach the bottom first because it has a smaller moment of inertia compared to the hollow cylinder, allowing it to accelerate faster.
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