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Chemical Engineering - Mechanical Operations

Exercise : Mechanical Operations - Section 5
16.
__________ conveyors are also called scrapers.
Apron
Screw
Helical flight
both (b) & (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid ?
Kozney-Karman equation
Leva's equation
Blake-Plummer equation
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
Which of the following is a continuous filter?
Plate and frame filter
Cartridge filter
Shell and leaf filter
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
During washing of filter at the end of constant pressure filtration, the rate of washing equals the rate of filtration
at time zero.
at the end of filtration.
when half the filtrate has been obtained.
at the end of filtration, but decreases with time subsequently.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
In screen analysis, the notation +5 mm/-10 mm means particles passing through
10 mm screen and retained on 5 mm screen.
5 mm screen and retained on 10 mm screen.
both 5 mm and 10 mm screens.
neither 5 mm nor 10 mm screen.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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