Related Questions

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
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 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
The yield of a rapid gravity filter as compared to that of slow sand filter, is
A 10 times
B 15 times
C 20 times
D 30 times
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
After taking 30 socks out of the washing machine, Shamim noticed that the ratio of blue socks to brown socks to black socks was 2:3:5. How many black socks were in the washing machine?
A 21
B 15
C 9
D 6
The property of sand due to which the sand grains stick together is called
A Collapsibility
B Permeability
C Cohesiveness
D Adhesiveness
Find out which quotation parts of the following sentences has an error. If one 'wants' to keep up with the rapid advances in the rapid advances in work place 'technology' 'they' must plan 'to take' frequent refresher courses.
A wants
B technology
C they
D to take
If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called
A Bessemer pig
B Grey or foundry pig
C White or forge pig
D Mottled pig
A pump operating under specific conditions delivers insufficient quantity of liquid. This may be set right by
A Decreasing the size of the inlet pipe
B Increasing the size of the inlet pipe
C Lowering the pump position
D Both B and C

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