Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. Inversely proportional Directly proportional Equal to None of these Inversely proportional Directly proportional Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity increases with pressure has the dimensions of 1/pressure is large when fluid is more compressible is independent of pressure and viscosity increases with pressure has the dimensions of 1/pressure is large when fluid is more compressible is independent of pressure and viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For starting an axial flow pump, its delivery valve should be Could be either open or closed Depends on starting condition and flow desired Closed Open Could be either open or closed Depends on starting condition and flow desired Closed Open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a turbine is given by the equation N√P / H² N√P / H5/4 N√P / H3/2 N√P / H3 N√P / H² N√P / H5/4 N√P / H3/2 N√P / H3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is (where N = Speed of the pump impeller) Directly proportional to N² Directly proportional to N Inversely proportional to N² Inversely proportional to N Directly proportional to N² Directly proportional to N Inversely proportional to N² Inversely proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) ANSWER DOWNLOAD EXAMIANS APP