Hydraulics and Fluid Mechanics in ME One liter of water occupies a volume of 250 cm3 100 cm3 1000 cm3 500 cm3 250 cm3 100 cm3 1000 cm3 500 cm3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is d > e > m d > m > e e > m > d e > d > m d > e > m d > m > e e > m > d e > d > m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge All of these It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter It involves lesser excavation for the designed amount of discharge All of these It gives maximum discharge for a given cross-sectional area and bed slope ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is None of these Less than 2000 More than 2800 Between 2000 and 2800 None of these Less than 2000 More than 2800 Between 2000 and 2800 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Rain drops are spherical because of surface tension forces viscosity atmospheric pressure air resistance surface tension forces viscosity atmospheric pressure air resistance ANSWER DOWNLOAD EXAMIANS APP