Which of the following is a dimensionless parameter ?
A. Angular velocity
B. Specific weight
C. Kinematic viscosity
D. None of these
A. Angular velocity
B. Specific weight
C. Kinematic viscosity
D. None of these
A. Motion
B. Pressure & temperature
C. Shearing stress
D. Both B. & C.
A. Only when the fluid is frictionless
B. Only when the fluid is at rest having zero velocity
C. When there is no motion of one fluid layer relative to an adjacent layer
D. Regardless of the motion of one fluid layer relative to an adjacent layer
A. Increases
B. Decreases
C. Remain same
D. May increase or decrease
A. Elevation & kinetic energy
B. Elevation & pressure
C. Kinetic energy & pressure
D. None of these
A. ft-lb/sec
B. ft-lb/ft3
C. ft-lbf/lb
D. ft-lbf/sec
A. Molten sodium (used as a coolant in Fast Breeder Reactor)
B. Moderately viscous vegetable oil used in soap industry
C. Thick molten soap at 80°C
D. None of the above