Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface.

Frame thickness in the plate and frame filter press is normally in the range of __________ inches.

A

0.25 to 4

B

0.25 to 8

C

1 to 5

D

1 to 12

In case of a plate and frame filter press, filtrate flow through the cake follows __________ flow.

A

Plug

B

Turbulent

C

Laminar

D

None of these

Flow of filtrate through the cake in a plate and frame filter press is best described by the __________ equation.

A

Kozney-Karman

B

Hagen-Poiseulle's

C

Fanning's

D

Kremser

The cost of picture frame M is Tk. 10.00 less than 3 times the cost of picture frame N. If the cost of frame M is Tk. 50.00, what is the cost of frame N?

A

Tk. 13.33

B

Tk. 16.66

C

Tk. 20.00

D

Tk. 26.66

The cost of picture frame M is TK. 10.00 less than 3 times the cost of picture frame N. If the cost of frame M is TK. 50.00 , what is the cost of frame N?

A

TK. 13.33

B

TK. 16.66

C

TK. 20.00

D

TK. 26.66

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

$$\frac{1}{2}$$

Plate and frame filter press is usually made of

A

Mild steel

B

Cast iron

C

Stainless steel

D

Galvanised iron

Addition of filter aid to the slurry before filtration is done to ...... of the cake.

A

Increase the porosity

B

Increase the compressibility co-efficient

C

Decrease the porosity

D

Decrease the compressibility co-efficient

Thickness of the frame of a plate and frame filter as compared to that of plates is

A

Less

B

Same

C

More

D

Either A or B

Shell and leaf filter as compared to plate and frame filter

A

Entails less labor cost

B

Facilitates filtration under higher pressure

C

Provides more effective washing

D

All of the above

Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface.

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