Mechanical Operations - Study Mode

[#346] The controlling resistance in a rotary drum vacuum filter is the __________ resistance.
Correct Answer

(B) Cake

[#347] Shape factor for a cylinder whose length equals its diameter is
Correct Answer

(A) 1.5

[#348] Which of the following is not used as a surface active agent in a flocculation operation?
Correct Answer

(B) Quartz

[#349] Gravity settling process is not involved in the working of a
Correct Answer

(A) Hydrocyclone

[#350] Reciprocating screens are normally inclined at an angle of 5° with the horizontal and employ gyratory motion at feed end & reciprocating motion at the discharge end. They are not suitable for the screening of the
Correct Answer

(C) Heavy tonnages of rocks or gravel