Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Remain same None of these Decreases Increases Remain same None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force per unit length is the unit of Compressibility Surface tension Viscosity Capillarity Compressibility Surface tension Viscosity Capillarity ANSWER DOWNLOAD EXAMIANS APP
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 Double Eight times Sixteen times Four times Double Eight times Sixteen times Four times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 1/RN 64/RN 4/RN 16/RN 1/RN 64/RN 4/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is less than 2000 more than 4000 less than 4000 between 2000 and 4000 less than 2000 more than 4000 less than 4000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When the metacentre is above e.g. When its meatcentric height is zero Metacentre has nothing to do with position of e.g. for determining stability When its e.g. is below its center of buoyancy When the metacentre is above e.g. When its meatcentric height is zero ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS