Hydraulics & Fluid Mechanics Mercury is often used in barometer because the height of barometer will be less it is the best liquid both (B) and (C) its vapour pressure is so low that it may be neglected the height of barometer will be less it is the best liquid both (B) and (C) its vapour pressure is so low that it may be neglected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas is of theoretical interest is incompressible has constant viscosity None of these is of theoretical interest is incompressible has constant viscosity None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Choose the wrong statement when in equilibrium, fluids cannot sustain tangential forces fluids are capable of flowing fluids conform to the shape of the con-taining vessels when in equilibrium, fluids can sustain shear forces when in equilibrium, fluids cannot sustain tangential forces fluids are capable of flowing fluids conform to the shape of the con-taining vessels when in equilibrium, fluids can sustain shear forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In which of the following the friction drag is generally larger than pressure drag? a circular disc or plate held normal to flow an airfoil a cylinder a sphere a circular disc or plate held normal to flow an airfoil a cylinder a sphere ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Non uniform flow occurs when velocity, depth, pressure, etc. change from point to point in the fluid flow the direction and magnitude of the velocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time velocity, depth, pressure, etc. change from point to point in the fluid flow the direction and magnitude of the velocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the force on a vertical projection of the curved surface product of pressure intensity at its centroid and area weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface force on a vertical projection of the curved surface product of pressure intensity at its centroid and area weight of liquid vertically above the curved surface force on the horizontal projection of the curved surface ANSWER DOWNLOAD EXAMIANS APP