A. 1 to 5
B. 20 to 100
C. 500 to 750
D. 1000 to 2000
Related Mcqs:
- Multiple blade paddle agitator is used for mixing high viscosity liquids/paste in which the paddle diameter is commonly 0.8 times the tank diameter. However, the width of the blade is in the range of ______________ times the paddle diameter?
A. 0.1 to 0.25
B. 0.3 to 0.5
C. 0.5 to 0.6
D. 0.65 to 0.80 - In the design of a paddle agitator, the ratio (paddle dia/tank dia) is normally taken as___________________?
A. 0.1
B. 0.8
C. 0.25
D. 0.5 - Speed of the drum of the rotary vacuum filter normally ranges from _____________ rpm?
A. 0.1 to 2
B. 5 to 7
C. 3 to 8
D. 8 to 15 - The diameter of a propeller agitator used in agitation tank ranges from ____________ percent of the tank diameter and its peripheral speed is normally 300 to 500 metres/minute ?
A. 5 to 10
B. 15 to 30
C. 40 to 50
D. 55 to 75 - For turbine agitator, the impeller diameter is about_________________?
A. 0.3 to 0.5 d
B. 0.1 to 0.2 d
C. 0.65 to 0.85 d
D. 0.95 d - n the agitators, the power required will be changed with the increase of diameter of agitator D. as ____________________?
IA. D2
B. D5
C. D
D. D9 - The ratio, (propeller agitator dia/tank dia) is normally taken as____________________?
A. 0.15-030
B. 0.5-0.65
C. 0.75-0.85
D. 0.60-0.90 - The thickness of heat transfer plates used in the plate type heat exchanger ranges from _____________ mm, pressed in a single piece provided with grooves & corrugations?
A. 0.3 to 0.8
B. 1.25 to 3.125
C. 3.5 to 7.0
D. 8 to12 - The ratio of down take area to cross-sectional area of the tube, for calandria type evaporator ranges from_________________?
A. 0.5 to 1
B. 1 to 1.5
C. 1.5 to 2
D. 2 to 2.5 - In a continuous distillation column, the optimum reflux ratio ranges from _______________ times the minimum reflux ratio?
A. 1.1 to 1.5
B. 1.6 to 2
C. 2.2 to 2.6
D. 2.7 to 3
