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expelled here In this problem, take atmospheric pressure to be 1.0 × 105 Pa, and the density of water to be 1000 kg/m³. Use g = 10 N/kg. In 1690, Sir Edmund Halley (of comet fame) invented the diving bell. A drawing is shown below. Halley's bell was made of wood and roughly cylindrical in shape. We will treat the bell as if it were a cylinder 3 m high and 1 m in diameter. Air supply Lowered in weighted harrel, Escuping air d air was The bell is fully submerged underwater so that the bottom face of the bell is at a depth of 20 m. (a) What is the water pressure at the bottom of the bell? Pa What is the water pressure at the top of the bell? Pa (b) What is the force of the water on the bottom face of the bell?

expelled here In this problem, take atmospheric pressure to be 1.0 × 105 Pa, and the density of water to be 1000 kg/m³. Use g = 10 N/kg. In 1690, Sir Edmund Halley (of comet fame) invented the diving bell. A drawing is shown below. Halley's bell was made of wood and roughly cylindrical in shape. We will treat the bell as if it were a cylinder 3 m high and 1 m in diameter. Air supply Lowered in weighted harrel, Escuping air d air was The bell is fully submerged underwater so that the bottom face of the bell is at a depth of 20 m. (a) What is the water pressure at the bottom of the bell? Pa What is the water pressure at the top of the bell? Pa (b) What is the force of the water on the bottom face of the bell?

Principles of Physics: A Calculus-Based Text
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter15: Fluid Mechanics
Section: Chapter Questions
Problem 8OQ
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Please complete the missing blanks.

 

For part (c) the choices are (upward, downard, or no change).

For part (d) the choices are (upward, downard, or no change).

 

In this problem, take atmospheric pressure to be 1.0 x 105 Pa, and the density of water to be 1000 kg/m³. Use g = 10 N/kg. In 1690, Sir Edmund Halley (of comet fame) invented the diving bell. A drawing is shown below. Halley's bell was made of wood and roughly cylindrical in shape. We will treat the bell as if it were a cylinder 3 m high and 1 m in diameter. Air supply Lowered in weighted barrel Escaping air Used air was expelled here The bell is fully submerged underwater so that the bottom face of the bell is at a depth of 20 m. (a) What is the water pressure at the bottom of the bell? Ра What is the water pressure at the top of the bell? Ра (b) What is the force of the water on the bottom face of the bell? N
Transcribed Image Text:In this problem, take atmospheric pressure to be 1.0 x 105 Pa, and the density of water to be 1000 kg/m³. Use g = 10 N/kg. In 1690, Sir Edmund Halley (of comet fame) invented the diving bell. A drawing is shown below. Halley's bell was made of wood and roughly cylindrical in shape. We will treat the bell as if it were a cylinder 3 m high and 1 m in diameter. Air supply Lowered in weighted barrel Escaping air Used air was expelled here The bell is fully submerged underwater so that the bottom face of the bell is at a depth of 20 m. (a) What is the water pressure at the bottom of the bell? Ра What is the water pressure at the top of the bell? Ра (b) What is the force of the water on the bottom face of the bell? N
What is the force of the water on the top face of the bell? (c) What is the net force of the water pushing on the top and bottom of the bell, and what direction is it? N, ---Select--- (Verify that this is the same as the buoyant force calculated using the equation B = PfluidVsubmergedg.) (d) If the bell and its contents have a mass of 760 kg, what is the net force on the bell, and what direction is it? Fnet N, ---Select---
Transcribed Image Text:What is the force of the water on the top face of the bell? (c) What is the net force of the water pushing on the top and bottom of the bell, and what direction is it? N, ---Select--- (Verify that this is the same as the buoyant force calculated using the equation B = PfluidVsubmergedg.) (d) If the bell and its contents have a mass of 760 kg, what is the net force on the bell, and what direction is it? Fnet N, ---Select---
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