Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.81 m/sec² 9.75 m/sec² 10m/sec² 10.2/m sec 9.81 m/sec² 9.75 m/sec² 10m/sec² 10.2/m sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The peoperty by virtue of which a liquid opposes relative motion between its different layers is called co-efficient of viscosity osmosis viscosity surface tension co-efficient of viscosity osmosis viscosity surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1:50 1 :25 1 : 2.5 1 : 5 1:50 1 :25 1 : 2.5 1 : 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid 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 frictionless only when the fluid is incompressible and has zero viscosity 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 frictionless only when the fluid is incompressible and has zero viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Bourdon tube ionisastion gauge Pirani Gauge Micro-manometer Bourdon tube ionisastion gauge Pirani Gauge Micro-manometer 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 weight of liquid vertically above the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface force on the horizontal projection of the curved surface weight of liquid vertically above the curved surface product of pressure intensity at its centroid and area force on a vertical projection of the curved surface ANSWER DOWNLOAD EXAMIANS APP