Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? Flow nozzle is cheaper than venturimeter but has higher energy loss Coefficient of contraction of a venturimeter is unity Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Coefficient of contraction of a venturimeter is unity Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L/2 L L/3 L/4 L/2 L L/3 L/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH wH2/4 wH/2 wH2/2 wH wH2/4 wH/2 wH2/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is Inversely proportional to (radius)2 Directly proportional to (radius)4 Directly proportional to (radius)2 Inversely proportional to (radius)4 Inversely proportional to (radius)2 Directly proportional to (radius)4 Directly proportional to (radius)2 Inversely proportional to (radius)4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 4 km 32 km 8 km 20 km 4 km 32 km 8 km 20 km ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium. Stable None of these Neutral Unstable Stable None of these Neutral Unstable ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS