Related Questions

Drum X is 1/2 full of oil and drum Y, which has twice the capacity of drum X, is 2/3 full of oil. If all of the oil in drum X is poured into drum Y, then drum Y will be filled to what fraction of its capacity?
A 3/4
B 5/6
C 11/12
D 7/6
Filtration capacity of a rotary drum vacuum filter depends upon the
A Cake thickness
B Characteristics of the feed slurry
C Both A & B
D Neither A nor B
Percentage of drum submerged in the slurry in case of rotary drum filter is
A 3
B 30
C 85
D 25
During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration
A At time zero
B At the end of filtration
C When half the filtrate has been obtained
D At the end of filtration, but decreases with time subsequently
The speed of a rotary drum vacuum filter may be about __________ rpm.
A 1
B 50
C 100
D 500
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 controlling resistance in a rotary drum vacuum filter is the __________ resistance.
A Piping
B Cake
C Filter medium
D None of these
Vacuum is applied in __________ zone, in case of a general type continuous rotary drum vacuum filter.
A Filtering
B Washing
C Drying
D All of the above
The cake resistance increases steadily with the time of filtration in a plate and frame filter employing constant __________ filtration.
A Rate
B Pressure
C Both A & B
D Neither A nor B
Toggle Filter আইকনটি-i. Remove filter হিসেবে কাজ করেii. Undo filter হিসেবে কাজ করে iii. Apply filter হিসেবে কাজ করেনিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i, ii ও iii

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