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Chemical Engineering - Mechanical Operations

Exercise : Mechanical Operations - Section 4
1.
Which of the following gives the crushing energy required to create new surface ?
Taggarts rule
Fick's law
Rittinger's law
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
In filtration, the use of 'filter aid' helps in
reducing the filtration pressure.
accelerating the rate of filtration.
deplugging the filter medium.
enhancing the cake porosity in case of a dense impermeable cake.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Critical Speed (Nc) of a ball mill is given by(where R1 and R2 are radii of ball mill and the ball respectively).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Gizzlies are used for separating __________ solids.
coarse
fine
any size
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Which of the following clay mixing devices is vacuum operated for deairation of clay?
Banbery mixer
Pug mill
Muller-mixer
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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