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1. One difference of gases from liquids is, A. it has no fixed volume B. it always exerts pressure C. it cannot resist shearing force D. it has density 2. If acceleration is defined as the rate of change of velocity, its dimension is C. LT? A. ML?T? B. MLT? D. LT? 3. Which fluid is a Newtonian fluid? A. Quicksand B. Toothpaste C. Fluid with shear stress linearly dependent on velocity gradient D. Fluid assumed to have no viscosity 4. Hydrostatic pressure acts normal to the surface because A. the fluid molecules attract the surface in consideration. B. the fluid cannot resist shearing force. C. the fluid is non-Newtonian D. the fluid is Newtonian 5. If three immiscible liquids of different mass densities are poured in a container, A. the liquid with the lowest density will settle at the bottom B. the liquid with the highest density will stay at the top C. the three liquids will form a layer with the fluid of the highest and lowest density staying at the bottom and top layer respectively D. all the three liquids will form a homogeneous mixture. 6. A plane submerged surface is always subjected to an equivalent total force A. normal to the surface B. acting on its centroid C. with normal and axial components D. acting on its center of gravity 7. As a particular vertical plane surface is submerged deeper, A. the location of the center of pressure remains fixed B. the location of the center of gravity changes C. the center of pressure approaches the center of gravity of the surface. D. the eccentricity of the center of pressure remains fixed 8. For a curved submerged surface constituting an arc of the circle, the resultant hydrostatic force A. passes at the centroid of the arc surface B. is normal to the arc of the surface C. line of action is at a distance from the center of the arc D. none of the above

1. One difference of gases from liquids is, A. it has no fixed volume B. it always exerts pressure C. it cannot resist shearing force D. it has density 2. If acceleration is defined as the rate of change of velocity, its dimension is C. LT? A. ML?T? B. MLT? D. LT? 3. Which fluid is a Newtonian fluid? A. Quicksand B. Toothpaste C. Fluid with shear stress linearly dependent on velocity gradient D. Fluid assumed to have no viscosity 4. Hydrostatic pressure acts normal to the surface because A. the fluid molecules attract the surface in consideration. B. the fluid cannot resist shearing force. C. the fluid is non-Newtonian D. the fluid is Newtonian 5. If three immiscible liquids of different mass densities are poured in a container, A. the liquid with the lowest density will settle at the bottom B. the liquid with the highest density will stay at the top C. the three liquids will form a layer with the fluid of the highest and lowest density staying at the bottom and top layer respectively D. all the three liquids will form a homogeneous mixture. 6. A plane submerged surface is always subjected to an equivalent total force A. normal to the surface B. acting on its centroid C. with normal and axial components D. acting on its center of gravity 7. As a particular vertical plane surface is submerged deeper, A. the location of the center of pressure remains fixed B. the location of the center of gravity changes C. the center of pressure approaches the center of gravity of the surface. D. the eccentricity of the center of pressure remains fixed 8. For a curved submerged surface constituting an arc of the circle, the resultant hydrostatic force A. passes at the centroid of the arc surface B. is normal to the arc of the surface C. line of action is at a distance from the center of the arc D. none of the above

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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|1. One difference of gases from liquids is, A. it has no fixed volume B. it always exerts pressure C. it cannot resist shearing force D. it has density 2. If acceleration is defined as the rate of change of velocity, its dimension is C. LT? A. ML?T2 D. LT? B. MLT? 3. Which fluid is a Newtonian fluid? A. Quicksand B. Toothpaste C. Fluid with shear stress linearly dependent on velocity gradient D. Fluid assumed to have no viscosity 4. Hydrostatic pressure acts normal to the surface because A. the fluid molecules attract the surface in consideration. B. the fluid cannot resist shearing force. C. the fluid is non-Newtonian D. the fluid is Newtonian 5. If three immiscible liquids of different mass densities are poured in a container, A. the liquid with the lowest density will settle at the bottom B. the liquid with the highest density will stay at the top C. the three liquids will form a layer with the fluid of the highest and lowest density staying at the bottom and top layer respectively D. all the three liquids will form a homogeneous mixture. 6. A plane submerged surface is always subjected to an equivalent total force C. with normal and axial components D. acting on its center of gravity A. normal to the surface B. acting on its centroid 7. As a particular vertical plane surface is submerged deeper, A. the location of the center of pressure remains fixed B. the location of the center of gravity changes C. the center of pressure approaches the center of gravity of the surface. D. the eccentricity of the center of pressure remains fixed 8. For a curved submerged surface constituting an arc of the circle, the resultant hydrostatic force A. passes at the centroid of the arc surface B. is normal to the arc of the surface C. line of action is at a distance from the center of the arc D. none of the above
Transcribed Image Text:|1. One difference of gases from liquids is, A. it has no fixed volume B. it always exerts pressure C. it cannot resist shearing force D. it has density 2. If acceleration is defined as the rate of change of velocity, its dimension is C. LT? A. ML?T2 D. LT? B. MLT? 3. Which fluid is a Newtonian fluid? A. Quicksand B. Toothpaste C. Fluid with shear stress linearly dependent on velocity gradient D. Fluid assumed to have no viscosity 4. Hydrostatic pressure acts normal to the surface because A. the fluid molecules attract the surface in consideration. B. the fluid cannot resist shearing force. C. the fluid is non-Newtonian D. the fluid is Newtonian 5. If three immiscible liquids of different mass densities are poured in a container, A. the liquid with the lowest density will settle at the bottom B. the liquid with the highest density will stay at the top C. the three liquids will form a layer with the fluid of the highest and lowest density staying at the bottom and top layer respectively D. all the three liquids will form a homogeneous mixture. 6. A plane submerged surface is always subjected to an equivalent total force C. with normal and axial components D. acting on its center of gravity A. normal to the surface B. acting on its centroid 7. As a particular vertical plane surface is submerged deeper, A. the location of the center of pressure remains fixed B. the location of the center of gravity changes C. the center of pressure approaches the center of gravity of the surface. D. the eccentricity of the center of pressure remains fixed 8. For a curved submerged surface constituting an arc of the circle, the resultant hydrostatic force A. passes at the centroid of the arc surface B. is normal to the arc of the surface C. line of action is at a distance from the center of the arc D. none of the above
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