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/4 L/2 L L/3 L/4 L/2 L L/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe or channel is said to be uniform when The liquid particles at different sections have different velocities The liquid particles at all sections have the same velocities Each liquid particle has a definite path The quantity of liquid flowing per second is constant The liquid particles at different sections have different velocities The liquid particles at all sections have the same velocities Each liquid particle has a definite path The quantity of liquid flowing per second is constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Remains horizontal Becomes curved Falls on the front end Falls on the back end Remains horizontal Becomes curved Falls on the front end Falls on the back end ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of rectangular section will be maximum, if Its breadth is twice the depth Its depth is twice the breadth Its breadth is thrice the depth Its depth is thrice the breadth Its breadth is twice the depth Its depth is twice the breadth Its breadth is thrice the depth Its depth is thrice the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Directly as the air or gas density Inversely as square root of density As square of density Inversely as density Directly as the air or gas density Inversely as square root of density As square of density Inversely as density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ H² P/ H P/ √H P/ H3/2 P/ H² P/ H P/ √H P/ H3/2 ANSWER DOWNLOAD EXAMIANS APP
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