A. Truck drier
B. Agitated pan drier
C. Fluidised bed drier
D. Vacuum shelf drier
Related Mcqs:
- Which of the following is not a continuous drier ?
A. Drum drier
B. Spray drier
C. Tunnel drier
D. Tray drier - Free flowing granular materials can be best dried in a __________________ drier?
A. Rotary
B. Cylinder
C. Drum
D. Freeze - Which is the controlling factor for a drum drier ?
A. Diffusion
B. Heat transfer
C. Both A. and B.
D. Neither A. nor B. - In the constant rate period of the rate of drying curve for batch drying,_________________?
A. Cracks develop on the surface of the solid
B. Rate of drying decreases abruptly
C. Surface evaporation of unbound moisture occurs
D. None of these - Advantage of continuous drying over batch drying is that the_____________________?
A. Drying cost per unit weight of dried product is less
B. Product with more uniform moisture content is produced
C. Equipment size required is smaller
D. All A , B. & C. - With lapse of time, the overhead composition of light component in case of batch distillation with constant reflux__________________?
A. Increases
B. Decreases
C. Remain same
D. May increase or decrease; depends on system - Batch tray dryers suffers from the disadvantage of______________________?
A. High maintenance cost
B. Non-uniform & low production rate
C. High labour cost & low heat economy
D. All ‘a’, ‘b’ & ‘c’ - Which of the following increases during evaporative cooling process with recirculated water supply ?
A. Wet bulb temperature
B. Relative humidity
C. Partial pressure of vapour
D. Both B. and C. - Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty ?
A. Sieve plate column
B. Bubble cap column
C. Randomly packed column
D. Wetted wall column - Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air ?
A. Dry bulb temperature
B. Dew point
C. Wet bulb temperature
D. None of these
