Hydraulics and Fluid Mechanics in ME When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures. Arithmetic mean Sum Difference Geometric mean Arithmetic mean Sum Difference Geometric mean ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will simply float over the mercury Metal piece will sink to the bottom The metal piece will be immersed in mercury by half Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will simply float over the mercury Metal piece will sink to the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Francis formula, the discharge over a rectangular weir is (where n = Number of end contractions) (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Ratio of inertia force to elastic force is known as Reynold’s number Weber’s number Mach number Froude number Reynold’s number Weber’s number Mach number Froude number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity has the dimensions of 1/pressure is large when fluid is more compressible increases with pressure is independent of pressure and viscosity has the dimensions of 1/pressure is large when fluid is more compressible increases with pressure is independent of pressure and viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem Venturimeter Orifice plate pitot tube All of these Venturimeter Orifice plate pitot tube All of these ANSWER DOWNLOAD EXAMIANS APP
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