Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 20° to 25° 15° to 20° 25° to 30° 10° to 15° 20° to 25° 15° to 20° 25° to 30° 10° to 15° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 4 and 6 2.5 and 4 1 and 6 1 and 2.5 4 and 6 2.5 and 4 1 and 6 1 and 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity is large when fluid is more compressible has the dimensions of 1/pressure is independent of pressure and viscosity increases with pressure is large when fluid is more compressible has the dimensions of 1/pressure is independent of pressure and viscosity increases with pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of sound in a ideal gas varies directly as its modulus of elasticity density absolute temperature temperature modulus of elasticity density absolute temperature temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Decreases Remain unaffected Increases None of these Decreases Remain unaffected Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be h/w w/h h wh h/w w/h h wh ANSWER DOWNLOAD EXAMIANS APP