1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3 when it is submerged underwater?2. What volume should a balloon (filled with helium) need to be in order to lift an 85 kg man? The density of helium is 0,164 kg/m^3. The density of air is 1.29 kg/m^3. (Note Mass of balloon is negligible)3. What will be the new pressure exerted by a fluid flowing through a horizontal pipe with an initial speed of 3 m/s and pressure of 100 kPa, if this fluid starts flowing at a speed of 15 m/s? (density of fluid =850 kg/m^3)4. A vertical rectangular wall with a width of 20 m and a height of 12 m is holding a7-m-deep water body. The resultant hydrostatic force acting on this wall is?5. Will a solid ball having a radius of 37.34 mm and mas of 0.145 kg float on water? Justify answer by showing solution. 1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3 when it issubmerged underwater?2. What volume should a balloon (filled with helium) need to be in order to lift an85 kg man? The density of helium is 0.164 kg/m^3. The density of air is 1.29kg/m^3. (Note: Mass of balloon is negligible)3. What will be the new pressure exerted by a fluid flowing through a horizontalpipe with an initial speed of 3 m/s and pressure of 100 kPa, if this fluid startsflowing at a speed of 15 m/s? (density of fluid =850 kg/m^3)4. A vertical rectangular wall with a width of 20 m and a height of 12 m is holdinga 7-m-deep water body. The resultant hydrostatic force acting on this wall is?5. Will a solid ball having a radius of 37.34 mm and mas of 0.145 kg float onwater? Justify answer by showing solution.

Name: 1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3
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Description: 1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3 when it is submerged underwater?2. What volume should a balloon (filled with helium) need to be in order to lift an 85 kg man? The density of helium is 0,164 kg/m^3. The density o

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Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3 when it is submerged underwater?

2. What volume should a balloon (filled with helium) need to be in order to lift an 85 kg man? The density of helium is 0,164 kg/m^3. The density of air is 1.29 kg/m^3. (Note Mass of balloon is negligible)

3. What will be the new pressure exerted by a fluid flowing through a horizontal pipe with an initial speed of 3 m/s and pressure of 100 kPa, if this fluid starts flowing at a speed of 15 m/s? (density of fluid =850 kg/m^3)

4. A vertical rectangular wall with a width of 20 m and a height of 12 m is holding a7-m-deep water body. The resultant hydrostatic force acting on this wall is?

5. Will a solid ball having a radius of 37.34 mm and mas of 0.145 kg float on water? Justify answer by showing solution.

1. What is the net force on a ball of mass 20 kg and volume of 0.2 m^3 when it is
submerged underwater?
2. What volume should a balloon (filled with helium) need to be in order to lift an
85 kg man? The density of helium is 0.164 kg/m^3. The density of air is 1.29
kg/m^3. (Note: Mass of balloon is negligible)
3. What will be the new pressure exerted by a fluid flowing through a horizontal
pipe with an initial speed of 3 m/s and pressure of 100 kPa, if this fluid starts
flowing at a speed of 15 m/s? (density of fluid =850 kg/m^3)
4. A vertical rectangular wall with a width of 20 m and a height of 12 m is holding
a 7-m-deep water body. The resultant hydrostatic force acting on this wall is?
5. Will a solid ball having a radius of 37.34 mm and mas of 0.145 kg float on
water? Justify answer by showing solution.

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