An inverted test tube partially filled with air floats in a plastic water-filled soft drink bottle as

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An inverted test tube partially filled with air floats in a plastic water-filled soft drink bottle as shown in Fig. P2.140. The amount of air in the tube has been adjusted so that it just floats. The bottle cap is securely fastened. A slight squeezing of the plastic bottle will cause the test tube to sink to the bottom of the bottle. Explain this phenomenon.

Figure P2.140

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Munson Young And Okiishi's Fundamentals Of Fluid Mechanics

ISBN: 9781119080701

8th Edition

Authors: Philip M. Gerhart, Andrew L. Gerhart, John I. Hochstein

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