Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be negative value maximum could be any value minimum negative value maximum could be any value minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is always above the centroid of the area None of these at the centroid of the submerged area always below the centroid of the area always above the centroid of the area None of these at the centroid of the submerged area always below the centroid of the area ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called osmosis viscosity surface tension co-efficient of viscosity osmosis viscosity surface tension co-efficient of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The region between the separation streamline and the boundary surface of the solid body is known as boundary layer lift wake drag boundary layer lift wake drag ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Drag force is a function of i) projected area of the body ii) mass density of the fluid iii) velocity of the body The correct answer is (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) (i), (ii) and (iii) (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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