Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must fulfill the following Newton’s law of motion Newton’s law of viscosity Continuity equation Pascal’ law Newton’s law of motion Newton’s law of viscosity Continuity equation Pascal’ law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having surface tension is no criterion lower surface tension high density and viscosity higher surface tension surface tension is no criterion lower surface tension high density and viscosity higher surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir. One-third Two-third Three-fourth Equal to One-third Two-third Three-fourth Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is 4.5 kN/m3 7.5 kN/m3 6 kN/m3 10 kN/m3 4.5 kN/m3 7.5 kN/m3 6 kN/m3 10 kN/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by V/(vr + v) V/(vr - v) 2V/(vr - v) 2V/(vr + v) V/(vr + v) V/(vr - v) 2V/(vr - v) 2V/(vr + v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as Uniform flow Vortex flow Turbulent flow Steady flow Uniform flow Vortex flow Turbulent flow Steady flow ANSWER DOWNLOAD EXAMIANS APP
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