A thin spherical shell with a mass of 3.80 kg and a diameter of 0.200 m is filled with helium (density = 0.179 kg/m). It is then released from rest on the bottom of a pool of water that is 4.25 m deep. (a) Neglecting frictional effects, determine the value of the acceleration of the shell. (Enter the magnitude in m/s.) Enter a number. differs from the correct answer by more than 10%. Double check your calculations. m/s (b) How long does it take for the top of the shell to reach the water's surface (in s)?

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter15: Fluids
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A thin spherical shell with a mass of 3.80 kg and a diameter of 0.200 m is filled with helium (density = 0.179 kg/m). It is then released from rest on the bottom of a pool of water that is 4.25 m deep.
(a) Neglecting frictional effects, determine the value of the acceleration of the shell. (Enter the magnitude in m/s.)
Enter a number.
differs from the correct answer by more than 10%. Double check your calculations. m/s
(b) How long does it take for the top of the shell to reach the water's surface (in s)?
Transcribed Image Text:A thin spherical shell with a mass of 3.80 kg and a diameter of 0.200 m is filled with helium (density = 0.179 kg/m). It is then released from rest on the bottom of a pool of water that is 4.25 m deep. (a) Neglecting frictional effects, determine the value of the acceleration of the shell. (Enter the magnitude in m/s.) Enter a number. differs from the correct answer by more than 10%. Double check your calculations. m/s (b) How long does it take for the top of the shell to reach the water's surface (in s)?
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