Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centre of pressure compared to e.g. is below it at same point above or below depending on area of body above it below it at same point above or below depending on area of body above it ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Bernoulli equation deals with the law of conservation of work energy mass momentum work energy mass momentum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow Sub-sonic flow Hyper-sonic flow Super-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel) (q²/g)1/3 (q³/g)1/4 (q/g)1/2 (q⁴/g)1/5 (q²/g)1/3 (q³/g)1/4 (q/g)1/2 (q⁴/g)1/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will tend to move downward and it may finally sink rise until its weight equals the buoyant force None of these float tend to move downward and it may finally sink rise until its weight equals the buoyant force None of these float ANSWER DOWNLOAD EXAMIANS APP