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 If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg × hf H = Hg - hf H = Hg + hf H = Hg/hf H = Hg × hf H = Hg - hf H = Hg + hf H = Hg/hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stoke is the unit of Kinematic viscosity in C. G. S. units Dynamic viscosity in M. K. S. units Kinematic viscosity in M. K. S. units Dynamic viscosity in S. I. units Kinematic viscosity in C. G. S. units Dynamic viscosity in M. K. S. units Kinematic viscosity in M. K. S. units Dynamic viscosity in S. I. units ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power developed by a turbine is (where H = Head of water under which the turbine is working) Directly proportional to H1/2 Inversely proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H3/2 Directly proportional to H1/2 Inversely proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit of surface tension is N-m N/m3 N/m N/m2 N-m N/m3 N/m N/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 1 m 100m None of these 10m 1 m 100m None of these 10m ANSWER DOWNLOAD EXAMIANS APP