Related Questions

The ratio for the rate of washing to the final rate of filtration in a washing type of plate and frame filter is
A 0.25
B 0.50
C 0.75
D 1.25
In washing type plate and frame filter press, the ratio of washing rate to the final filtrate rate is
A 4
B $$\frac{1}{4}$$
C 1
D $$\frac{1}{2}$$
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
A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is
A $$\frac{1}{2}$$w2.R2.ρL
B $$\frac{1}{2}$$w2.δ2.ρL
C $$\frac{1}{2}$$w2.δ.ρL(2R + δ)
D $$\frac{1}{2}$$w2.R.ρL(R + 2δ)
Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration.
A Constant rate
B Varying pressure
C Varying rate
D Constant pressure
If b equals 20% of b, then which one of the following equals 30% of c?
A 0.0006% of a
B 0.006% of a
C 0.06% of a
D 0.6% of a
a, b and c are positive integers. If b equals the square root of a, and if c equals the sum of a and b, which of the following could be the value of e?
A 21
B 30
C 45
D 331
2a equals 10 and--------a equals 5?
A eventually
B thus
C therefore
D thereby
16% of s equals t. 10% of t equals 40. What is the value of s-t?
A 24.00
B 21.00
C 30.00
D 22.00

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