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 L/2 L/3 L/4 L L/2 L/3 L/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise of liquid along the walls of a revolving cylinder about the initial level is _________ the depression of the liquid at the axis of rotation. None of these Less than Same as More than None of these Less than Same as More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. IG / Ax̅ above IG / Ax̅ below Ax̅ / IG below Ax̅ / IG above IG / Ax̅ above IG / Ax̅ below Ax̅ / IG below Ax̅ / IG above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One cubic metre of water weighs 100 liters 250 liters 500 liters 1000 liters 100 liters 250 liters 500 liters 1000 liters ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 2000 more than 4000 less than 4000 between 2000 and 4000 less than 2000 more than 4000 less than 4000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the depth of water in an open channel is greater than the critical depth, the flow is called Critical flow Turbulent flow Tranquil flow Torrential flow Critical flow Turbulent flow Tranquil flow Torrential flow ANSWER DOWNLOAD EXAMIANS APP