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Application of colloids



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Q1. _____ is having the property of transmitting electric force without conduction.

(a) Damper
(b) Pyrolytic
(c) Para electric
(d) Dielectric

Q2. When the surfaces of two dissimilar materials are brought into contact each receive a surface charge, this phenomena is called _____

(a) Contact electrification
(b) Similar electrification
(c) Bypass contact
(d) Central attraction

Q3. Which of the following is based on the surface charge?

(a) Magnetic separator
(b) Electrostatic separator
(c) Ball mill
(d) Camber separator

Q4. A 100 mesh screen and 2700 area resembles, which of the drum separators?

(a) High speed high intensity
(b) High speed low intensity
(c) Low speed high intensity
(d) Low speed low intensity

Q5. Dry magnetic separators can handle feed up to _____

(a) 5 T/hr
(b) 2 T/hr
(c) 10 T/hr
(d) 12 T/hr

Q6. Magnetic filters can handle up to _____

(a) 2000 gal/hr
(b) 1500 gal/hr
(c) 1000 gal/hr
(d) 800 gal/hr

Q7. Electromagnetic field controls are necessary for _____

(a) Grate magnets
(b) Metal detectors
(c) Magnetic drums
(d) Cobbing trims

Q8. For magnetic drums, area covered is around ____

(a) 1800
(b) 1650
(c) 3600
(d) 1000

Q9. What does the below equation represent?

(a) Burden depth
(b) Correction factor
(c) Kynch formula
(d) Crab?s rule

Q10. The height of suspension is determined by _____

(a) Particle weight
(b) Particle size
(c) Magnetic field
(d) Storage


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In The Case Of Small Cuts, Bleeding Is Stopped By Applying Potash Alum. Here Alum Acts As

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Activated Charcoal Is Used To Remove Colouring Matter From Pure Substances. It Works By

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Activated Charcoal Is Used To Remove Colouring Matter From Pure Substances. It Works By

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In The Adsorption Of A Gas On Solid, Freundlich Isotherm Is Obeyed. The Slope Of The Plot Is Zero. Then The Extent Of Adsorption Is

Modified 242 Year Ago

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242 Year Ago

In The Adsorption Of A Gas On Solid, Freundlich Isotherm Is Obeyed. The Slope Of The Plot Is Zero. Then The Extent Of Adsorption Is

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308 views

The Decomposition Of Hydrogen Peroxide Can Be Slowed By The Addition Of Acetamide. The Latter Acts As A

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The Decomposition Of Hydrogen Peroxide Can Be Slowed By The Addition Of Acetamide. The Latter Acts As A

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In Freundlich Adsorption Isotherm, The Value Of 1/n Is

Modified 242 Year Ago

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In Freundlich Adsorption Isotherm, The Value Of 1/n Is

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Plot Of Log X/m Against Log P Is A Straight Line Inclined At An Angle Of 45° . When The Pressure Is 0.5 Atm And Freundlich Parameter, K Is 10, The Amount Of Solute Adsorbed Per Gram Of Adsorbent Will

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Plot Of Log X/m Against Log P Is A Straight Line Inclined At An Angle Of 45° . When The Pressure Is 0.5 Atm And Freundlich Parameter, K Is 10, The Amount Of Solute Adsorbed Per Gram Of Adsorbent Will

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283 views

Choose The Incorrect Statement In Respect Of Physisorption

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