Fundamentholfundamenthol
JEE Main2019Physics
Q.

A cylindrical plastic bottle of negligible mass is filled with 310 ml of water and left floating in a pond with still water. If pressed downward slightly and released, it starts performing simple harmonic motion at angular frequency ω. If the radius of the bottle is 2.5 cm then ω is close to: (density of water = 103 kg/m3)

  1. A

    2.50 rad s–1 

  2. B

    3.75 rad s–1

  3. C

    8.00 rad s–1

  4. D

    1.25 rad s–1 

Solution

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