Related Questions

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
There are two domains on your network. The DESIGN domain trusts the SALES domain. A color printer is shared in the DESIGN domain, and print permissions have been granted to the Domain Users and Domain Guests groups in the DESIGN domain. The Guest account has been enabled in the DESIGN domain. User John Y logs on using his account in the SALES domain. What must you do to allow JohnY to access the printer?
A Make JohnY a member of the DESIGN Domain Guests group
B Make JohnY a member of the DESIGN Domain Users group
C Do nothing. JohnY can access the printer now
D JohnY cannot access the printer with this configuration
E None of the above
Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale.
A Kelvin
B Centigrade
C Fahrenheit
D Reaumer
A propeller agitator
A Produces mainly axial flow
B Is used for mixing high viscosity pastes
C Runs at very slow speed (2 rpm)
D All of the above
Agitator is provided in a crystalliser for
A Avoiding deposition on cooler surfaces
B Formation of nuclei
C Crystal growth
D All of the above
Helical screw agitator is used for
A Mixing highly viscous pastes
B Blending immiscible liquids
C Mixing liquids at very high temperature (> 250 °C)
D None of these
Laminar flow region is said to exist during agitation of a liquid in an agitator, when the value of Reynolds number is
A >10
B >100
Paddle agitator
A Is suitable for mixing low viscosity liquids
B Produces axial flow
C Moves at very high speed
D None of these
In the agitators, the power required will be changed with the increase of diameter of agitator (D) as
A D2
B D5
C D
D D9
Speed of industrial paddle agitator ranges from __________ rpm.
A 1 to 5
B 20 to 100
C 500 to 750
D 1000 to 2000

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