Hydraulics and Fluid Mechanics in ME The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit head Delivers unit discharge under unit speed Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit head Delivers unit discharge under unit speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hot wire anemometer is used to measure Pressure in gases Pressure in liquids Liquid discharge Gas velocities Pressure in gases Pressure in liquids Liquid discharge Gas velocities ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic viscosity is equal to 1/dynamicviscosity x density dynamicviscosity x density dynamic viscosity/density density/dynamic viscosity 1/dynamicviscosity x density dynamicviscosity x density dynamic viscosity/density density/dynamic viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Specific speed for reaction turbines ranges from 80 to 200 250 to 300 10 to 100 0 to 4.5 80 to 200 250 to 300 10 to 100 0 to 4.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used None of these To break the jet of water To bring the runner to rest in a short time To change the direction of runner None of these To break the jet of water To bring the runner to rest in a short time To change the direction of runner ANSWER DOWNLOAD EXAMIANS APP