A. Shear stress to gravitational stress
B. Drag stress to shear stress
C. Inertial stress to shear stress
D. Inertial stress to gravitational stress
A. Fixed in space in steady flow
B. Always the path of particle
C. Drawn normal to the velocity vector at every point
D. A line connecting the mid points of flow cross-section
A. Single stage centrifugal pump
B. Gear pump
C. Screw pump
D. Duplex/triplex reciprocating pump
A. Viscosity of the liquid
B. Weight of the liquid displaced
C. Depth of immersion of the body
D. Surface tension of the liquid
A. Specific gravity of the liquid
B. Suction lift
C. Discharge head
D. All A., B. and C.
A. Brings about no further reduction of
B. Increases
C. Decreases
D. None of these
A. Keep the pipe in proper orientation
B. Make the pipe joint leak-proof
C. Account for contraction/expansion of pipe due to temperature changes of the surroundings
D. Account for the pressure variation side the pipeline
A. ft-lb/sec
B. ft-lb/ft3
C. ft-lbf/lb
D. ft-lbf/sec
A. Impeller diameter or speed
B. Number of pumps and joining them in series
C. Number of pumps and joining them in parallel
D. All A., B. and C.
A. Dilatent fluid
B. Pseudo plastic fluid
C. Ideal plastic
D. None of these