Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Sixteen times Eight times Four times Double Sixteen times Eight times Four times Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r⁴/4g π w ω² r²/2g π w ω² r²/4g π w ω² r³/4g π w ω² r⁴/4g π w ω² r²/2g π w ω² r²/4g π w ω² r³/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic viscosity is equal to dynamic viscosity/density dynamicviscosity x density density/dynamic viscosity 1/dynamicviscosity x density dynamic viscosity/density dynamicviscosity x density density/dynamic viscosity 1/dynamicviscosity x density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Reynold's number of a ship is __________ to its velocity and length. Inversely proportional Square root of velocity None of these Directly proportional Inversely proportional Square root of velocity None of these Directly proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used To break the jet of water None of these To bring the runner to rest in a short time To change the direction of runner To break the jet of water None of these To bring the runner to rest in a short time To change the direction of runner 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
EXAMIANS