Question
Question: A bottle of soda water is grasped by the neck and swing briskly in a vertical circle. Near which por...
A bottle of soda water is grasped by the neck and swing briskly in a vertical circle. Near which portion of the bottle do the bubbles collect
A
Near the bottom
B
In the middle of the bottle
C
Near the neck
D
Uniformly distributed in the bottle
Answer
Near the neck
Explanation
Solution
Due to the lightness of the gas bubble they feel less centrifugal force so they get collect near the neck of the bottle. They collect near the centre of circular motion i.e. near the neck of the bottle.