Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid 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 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Separation of flow occurs when the pressure intensity reaches a minimum the boundary layer comes to rest the cross-section of a channel is reduced All of these the pressure intensity reaches a minimum the boundary layer comes to rest the cross-section of a channel is reduced All of these 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 10.2/m sec 9.75 m/sec² 10m/sec² 9.81 m/sec² 10.2/m sec 9.75 m/sec² 10m/sec² 9.81 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics At the centre line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be maximum could be any value minimum negative value maximum could be any value minimum negative value ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Pressure of the order of 10''' torr can be measured by Pirani Gauge ionisastion gauge Micro-manometer Bourdon tube Pirani Gauge ionisastion gauge Micro-manometer Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is parabolic distribution across the section constant over the cross section zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint parabolic distribution across the section constant over the cross section zero at the mid plane and varies linearly with distance from mid plane zero at plates and increases linearly to midpoint ANSWER DOWNLOAD EXAMIANS APP
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