Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be Nearly horizontal First rise and then fall Steep Horizontal Nearly horizontal First rise and then fall Steep Horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density 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. Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Blade velocity Absolute velocity Flow Net head Blade velocity Absolute velocity Flow Net head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy of a liquid particle in motion is equal to Potential energy - (pressure energy + kinetic energy Pressure energy - (kinetic energy + potential energy) Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) Potential energy - (pressure energy + kinetic energy Pressure energy - (kinetic energy + potential energy) Pressure energy + kinetic energy + potential energy Kinetic energy - (pressure energy + potential energy) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H - hf )/H H/(H - hf ) H/(H + hf ) (H + hf )/H (H - hf )/H H/(H - hf ) H/(H + hf ) (H + hf )/H ANSWER DOWNLOAD EXAMIANS APP