A. Dependent on the speed of the pump
B. Dependent on the power of the pump
C. 34 feet
D. 150 feet
A. Unsteady through unchanged cross-section
B. Steady through changing cross-section
C. Steady and the cross-section is unchanged
D. Unsteady and the cross-section is changed
A. That corresponding to static bed
B. That corresponding to completely fluidised bed
C. The porosity of the bed when true fluidisation begins
D. Less than that of the’ static bed
A. Solids are completely entrained
B. The pressure drop is less than that for batch fluidisation
C. There is no entrainment of solids
D. Velocity of the fluid is very small
A. As velocity
B. As (velocity)2
C. Inversely as the square of diameter
D. Inversely as the velocity
A. Conservation of mass
B. Conservation of energy
C. Newton’s first law of motion
D. Newton’s second law of motion
A. Temperature remains constant
B. Compressibility is greater than zero
C. Density does not change with pressure & temperature
D. Is frictionless