Two identical water bottles one empty and the other filled with water are allowed to roll down an inclined plane. Which one of them reaches the bottom first ? Explain your answer.

Two identical water bottles one empty and the other filled with water

1.	Two identical water bottles one empty and the other filled with water are allowed to roll down an inclined plane. Which one of them reaches the bottom first ? Explain your answer.
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :<a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> of the <a href="https://interviewquestions.tuteehub.com/tag/empty-2611346" style="font-weight:bold;" target="_blank" title="Click to know more about EMPTY">EMPTY</a> water bottle mostly <a href="https://interviewquestions.tuteehub.com/tag/concentrated-409727" style="font-weight:bold;" target="_blank" title="Click to know more about CONCENTRATED">CONCENTRATED</a> on its <a href="https://interviewquestions.tuteehub.com/tag/surface-1235573" style="font-weight:bold;" target="_blank" title="Click to know more about SURFACE">SURFACE</a>. So moment of inertia of empty water bottle is more than the bottle filled with water. As we know, moment of inertia is inversely proportional to angular velocity. Therefore, the bottle filled with water whirls with greater speed and reaches the ground first</body></html>