Hydraulics & Fluid Mechanics Steady flow occurs when the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the direction and magnitude of the velocity at all points are identical the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the direction and magnitude of the velocity at all points are identical the magnitude and direction of the velocity do not change from point to point in the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Mercury is often used in barometer because 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 it is the best liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the 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 weight of liquid vertically above the curved surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid only when the fluid is frictionless When there is no motion of one fluid layer relative to an adjacent layer irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity only when the fluid is frictionless When there is no motion of one fluid layer relative to an adjacent layer irrespective of the motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS 0.86 1.01 0.611 0.95 0.86 1.01 0.611 0.95 ANSWER DOWNLOAD EXAMIANS APP