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 Eight times Sixteen times Double Four times Eight times Sixteen times Double Four times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The buoyancy depends on mass of liquid displaced depth of immersion pressure of the liquid displaced viscosity of the liquid mass of liquid displaced depth of immersion pressure of the liquid displaced viscosity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is v₁²/2g 0.5 v₁²/2g v₂²/2g 0.375 v₂²/2g v₁²/2g 0.5 v₁²/2g v₂²/2g 0.375 v₂²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge of a depressed nappe is 6 to 7 percent __________ that of a free nappe. None of these Less than More than Equal to None of these Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two dimensional flows occurs when The magnitude and direction of the velocity do not change from point to point in the fluid The direction and magnitude of the velocity at all points are identical The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The velocity of successive fluid particles, at any point, is the same at successive periods of time The magnitude and direction of the velocity do not change from point to point in the fluid The direction and magnitude of the velocity at all points are identical The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The velocity of successive fluid particles, at any point, is the same at successive periods of time ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Friction factor and diameter Friction loss and flow Length and diameter Flow and length Friction factor and diameter Friction loss and flow Length and diameter Flow and length ANSWER DOWNLOAD EXAMIANS APP
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