Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are less equal less at low temperature and more at high temperature more less equal less at low temperature and more at high temperature more ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream Keeps on increasing May increase/decrease Keeps on decreasing Remain constant Keeps on increasing May increase/decrease Keeps on decreasing Remain constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It involves lesser excavation for the designed amount of discharge All of these It has minimum wetted perimeter It gives maximum discharge for a given cross-sectional area and bed slope It involves lesser excavation for the designed amount of discharge All of these It has minimum wetted perimeter It gives maximum discharge for a given cross-sectional area and bed slope ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A rectangular block 2 m long, 1 m wide and 1 m deep floats in water, the depth of immersion being 0.5 m. If water weighs 10 kN/m3, then the weight of the block is 20 kN 15 kN lOkN 5kN 20 kN 15 kN lOkN 5kN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Working principle of dead weight pressure gauge tester is based on Dalton’s law of partial pressure Pascal’s law Avogadro’s hypothesis Newton’s law of viscosity Dalton’s law of partial pressure Pascal’s law Avogadro’s hypothesis Newton’s law of viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One poise is equal to 1 N-s/m2 10 N-s/m2 100 N-s/m2 0.1 N-s/m2 1 N-s/m2 10 N-s/m2 100 N-s/m2 0.1 N-s/m2 ANSWER DOWNLOAD EXAMIANS APP