Description : Is settling a noun?
Last Answer : Yes, word 'settle' is an noun as a word for a long wooden bench, often with a compartment under the seat; a word for a thing.The word 'settle' is also a verb: settle, settles, settling, settled.
Description : How do you keep your glues, epoxies, and paints from settling or going bad?
Last Answer : I do have this issue. The best you can do is try to keep those things in a climate controlled environment. Once they settle out like that I no longer trust them for projects. I generally just buy as ... set a reminder to stir them all up when you change the clock for DST. That may help a little.
Description : Do you ask enough questions, or are you happily settling for what you know already?
Last Answer : I used to ask a lot, until I just ran out of things to ask. I ask when I need to. Don’t worry about asking too much because it means you just have a curious mind :)
Description : Am I just settling (career-related)?
Last Answer : Are you equating legal assistant with paralegal?
Description : Does someone study the settling of dust?
Last Answer : answer:I would guess that there are people who study how dust accumulates and falls, especially in the forensic sciences, with regards to crime and body decomposition. They would need to know how ... earth and stones and layers. And then there are pedologists who study soil in its natural setting.
Description : What are the pros and cons of settling down v. being a single bachelor for the rest of ones life?
Last Answer : answer:We married men live longer than our single brothers. We have the opportunity and challenge of making the world better through the children we help to raise. We can truly love our partners ... we must be obeyed. We must learn that listening is so much more important than offering solutions.
Description : How do you know when you're settling (relationships)?
Last Answer : that sick feeling in my tummy that i’m settling
Description : In which nomad man started settling? -General Knowledge
Last Answer : The answer is 'Neolithic Age'
Last Answer : answer:
Description : We arrived at the cottage yesterday and bees or hornets are flying from the top. How to proceed in such a case? We are afraid to enter the cottage.
Last Answer : That's a pretty big difference. If they were bees, which is unlikely, it would be best to call a beekeeper to dump the honeycomb with the queen and the remaining bees will fly away on their own. Wasps usually ... flight. I have never seen you in the house, I have no idea how to deal with them ...
Description : Gravity settling tanks/porous filters are used to remove particles larger than
Last Answer : Gravity settling tanks/porous filters are used to remove particles larger than A. `2 mum ` B. `50 mum` C. `20 mum` D. `10 mum`
Description : What is settling rhymes and why it is important?
Last Answer : Settling rhymes are poems with "action words". They areimportant, especially in youngsters, because they allow theyoungster to build word skills.
Description : What advantages would there have been to settling along the Indus River near its mouth at the Arabian sea?
Last Answer : Feel Free to Answer
Description : What is the settling of sediments at the bottom of a lake called?
Last Answer : Generically it is called "sedimentation", in lake the sedimentscan be called "varves".
Description : Iron and manganese present as pollutants in water cannot be re-moved by - (1) oxidation followed by settling and filtration (2) chlorination (3) ion exchange process (4) lime soda process or manganese zeolite process
Last Answer : (2) chlorination Explanation: Water chlorination is the process of adding chlorine or hypochlorite to water. This method is used to kill certain bacteria and other microbes in tap water as chlorine is ... is used to prevent the spread of waterborne diseases such as cholera, dysentery, typhoid etc.
Description : The term reactor referred to in waste water treatment is – (1) Vessel (2) Settling tank (3) Clarifier (4) Aeration tank
Last Answer : (4) Aeration tank Explanation: Reactors are industrial processing tanks for the treatment of wastewater. The tanks have a "flow through" system, with raw wastewater (influent) coming in at one end and ... out the other. While one tank is in settle/ decant mode the other is aerating and filling.
Description : The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is A. 204 cu.m B. 208 cu.m C. 212 cu.m D. 216 cu.m
Last Answer : ANS: D
Description : The detention time (t) of a settling tank, may be defined as the time required for A. A particle to travel along its length B. A particle to travel from top surface to bottom sludge zone C. The flow of sewage to fill the tank D. None of these
Last Answer : ANS: C
Description : The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is A. 5 m B. 5.5 m C. 6.5 m D. 7 m
Description : The settling velocity of a spherical particle of diameter less than 0.1 mm as per Stock’s law, is A. Vs = 418 (Gs – Gw) d [(3T + 70)/100] B. Vs = 418 (Gs – Gw)d² [(3T + 70)/100] C. Vs = 218 (Gs – Gw)d² [(3T + 70)/100] D. Vs = 218 (Gs – Gw)d [(3T + 70)/100]
Last Answer : ANS: B
Description : In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is A. Q/(B × D) B. Q/(L × D) C. Q/L D. Q/(B × L)
Description : To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is A. 0.50 m/sec B. 0.60 m/sec C. 0.70 m/sec D. 0.75 m/sec
Description : The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is A. 30 minutes B. 1 hour C. 1 hour and 30 minutes D. 2 hours
Description : Gravity settling process is not involved in the working of a (A) Hydrocyclone (B) Classifier (C) Dorr-thickener (D) Sedimentation tank
Last Answer : (A) Hydrocyclone
Description : Two particles are called to be equal settling, if they are having the same. (A) Size (B) Specific gravity (C) Terminal velocities in the same fluid & in the same field of force (D) None of these
Last Answer : (C) Terminal velocities in the same fluid & in the same field of force
Description : A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is (A) 0.90 μm/s (B) 1 μm/s (C) 22.1 μm/s (D) 0.02 μm/s
Last Answer : (B) 1 μm/s
Description : A suspension of glass beads in ethylene glycol has a hindered settling velocity of 1.7 mm/s, while the terminal settling velocity of a single glass bead in ethylene glycol is 17 mm/s. If the Richardson-Zaki hindered settling index ... in the suspension is (A) 0.1 (B) 0.4 (C) 0.6 (D) None of these
Last Answer : (C) 0.6
Description : The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the (A) Venturi atomiser (B) Gravity settling chamber (C) Electro-static precipitator (D) Cyclone separator
Last Answer : (C) Electro-static precipitator
Description : Sorting classifiers employing differential settling methods forseparation of particles make use of the differences in their (A) Particle sizes (B) Densities (C) Terminal velocities (D) None of these
Last Answer : (C) Terminal velocities
Description : In classification, particles are said to be equal settling, if they have the same terminal velocities in the (A) Different fluids (B) Same fluid (C) Same field of force (D) Both (B) and (C)
Last Answer : (D) Both (B) and (C)
Description : Particle size range in which dust catcher (gravity settling chamber) works most effectively and efficiently is __________ microns. (A) < 5 (B) 10 to 25 (C) < 74 (D) > 1000
Last Answer : (C) < 74
Description : A coalescer in a mixer-settler liquid-liquid extraction column (A) Comprises of thin bed of substances of extended surface having high porosity (B) Helps in increasing the bubble size entering the settler ... increasing the settling rate of the bubbles (D) All 'a', 'b', & 'c'
Last Answer : (D) All 'a', 'b', & 'c'
Description : In which nomad man started settling?
Last Answer : Neolithic Age
Description : Leaching of coarse solid lumps is also termed as (A) Decoction (B) Dissolution (C) Percolation (D) Agitation and settling
Last Answer : (C) Percolation
Description : What is settling time?
Last Answer : It represents the time it takes for the output to settle within a specified band ½LSB of its final value following a code change at the input (usually a full scale change). It depends ... capacitance & inductances. Settling time ranges from 100ns. 10Ws depending on word length & type circuit used.
Description : For motion of spherical particles in a stationary fluid, the drag coefficient in hindered settling compared to that in free settling is (A) More (B) Less (C) Equal (D) More or less, depending on the type of particle
Last Answer : (A) More
Description : Drag co-efficient in hindered settling is __________ that in free settling. (A) Less than (B) Equal to (C) Not necessarily greater than (D) Always greater than
Last Answer : (D) Always greater than
Description : For the free settling of a spherical particle through a fluid, the slope of, CD-log NRe , plot is (A) 1 (B) -1 (C) 0.5 (D) -0.5
Last Answer : (B) -1
Description : The terminal velocity of a small sphere settling in a viscous fluid varies as the (A) First power of its diameter (B) Inverse of the fluid viscosity (C) Inverse square of the diameter (D) Square of the difference in specific weights of solid & fluid
Last Answer : (B) Inverse of the fluid viscosity
Description : Brownian movement is prominent in the particle size range of __________ microns in case of settling of a particle in a fluid. (A) 2 to 3 (B) 0.01 to 0.10 (C) 200 to 300 (D) 100 to 1000
Last Answer : A) 2 to 3
Description : For a particle settling in water at its terminal settling velocity, which of the following is true? (A) Buoyancy = weight + drag (B) Weight = buoyancy + drag (C) Drag = buoyancy + weight (D) Drag = weight
Last Answer : (B) Weight = buoyancy + drag
Description : A particle A of diameter 10 microns settles in an oil of specific gravity 0.9 and viscosity 10 poise under Stoke's law. A particle B with diameter 20microns settling in the same oil will have a settling velocity (A) ... ) One fourth as that of A (C) Twice as that of A (D) Four times as that of A
Last Answer : (B) One fourth as that of A
Description : In hindered settling, the particles are (A) Placed farther from the wall (B) Not affected by other particles and the wall (C) Near each other (D) None of these
Last Answer : (C) Near each othe
Description : Forces acting on a particle settling in fluid are __________ forces. (A) Gravitational & buoyant (B) Centrifugal & drag (C) Gravitational or centrifugal buoyant drag (D) External, drag & viscous
Last Answer : (C) Gravitational or centrifugal buoyant drag
Description : Iron & manganese present in the polluted water is removed by (A) Simple filtration (B) Oxidation followed by settling & filtration (C) Chemical coagulation (D) Chlorination only
Last Answer : (B) Oxidation followed by settling & filtration
Description : Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by (A) Biological oxygen pond (B) Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) (C) Lagoons (D) Filtration
Last Answer : (B) Radial settling tank (thickener) using coagulant (lime & ferrous sulphate)
Description : Iron & manganese present as pollutant in water cannot be removed by (A) Ion exchange process (B) Oxidation followed by settling & filtration (C) Lime soda process or manganese zeolite process (D) Chlorination
Last Answer : (D) Chlorination
Description : Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the (A) Gravity settling chamber (B) Cyclone separator (C) Electrostatic precipitator (D) Bag filter
Last Answer : (C) Electrostatic precipitator
Description : Which is the most efficient dust removal equipment for removal of submicronic dust particles from blast furnace gas? (A) Packed scrubber (B) Gravity settling chamber (C) Electrostatic precipitator (D) Hydrocyclone