Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the 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 force on a vertical projection of the curved surface product of pressure intensity at its centroid and area ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The Prartdtl mixing length is zero at the pipe wall None of these independent of shear stress maximum at the pipe wall zero at the pipe wall None of these independent of shear stress maximum at the pipe wall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Mercury is often used in barometer because it is the best liquid its vapour pressure is so low that it may be neglected both (B) and (C) the height of barometer will be less it is the best liquid its vapour pressure is so low that it may be neglected both (B) and (C) the height of barometer will be less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is 50 M/SEC 33 M/SEC 40 M/SEC 22.5 M/SEC 50 M/SEC 33 M/SEC 40 M/SEC 22.5 M/SEC ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length of pipe and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems length of pipe and discharge are same in two systems friction factor and length are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas is of theoretical interest None of these is incompressible has constant viscosity is of theoretical interest None of these is incompressible has constant viscosity ANSWER DOWNLOAD EXAMIANS APP