Description : Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called (1) Mists (2) Fumes (3) Aerosols (4) Smoke
Last Answer : Aerosols
Description : Particulate' air pollutants are finely divided solids and liquids. Which of the following is not a ‘particulate’? (A) Dust & mists (B) Smoke & fumes (C) Photochemical smog & soot (D) None of these
Last Answer : (D) None of these
Description : Carbonaceous particles having size less than 1 μm are called (A) Grit (B) Aggregates (C) Aerosols (D) Smoke
Last Answer : (D) Smoke
Description : 5-200 μm size particles are called (A) Colloids or aerosols (B) Powder (C) Dust (D) Smoke
Last Answer : (A) Colloids or aerosols
Description : What is transported when warm ocean currents cool as they flow along the coastline away from the equator?
Last Answer : Water
Description : About 97 % of oxygen is transported by RBC. The remaining 3 % is
Last Answer : About 97 % of oxygen is transported by RBC. The remaining 3 % is A. Dissolved in plasma ... C. Attached to cell membranes D. Found inside mitochondria
Description : When the air the atmosphere is unevenly warmed by the sun's wind currents are the result?
Last Answer : energyenergy
Description : When the air in the atmosphere is unevenly warm by the suns wind currents are the results?
Last Answer : Essentially, yes: the Sun's heat createsconvection-currents.
Description : Aerosols present in atmospheric air may be (A) Positively charged (B) Negatively charged (C) Neutral (D) Combination of all (A), (B) & (C)
Last Answer : (D) Combination of all (A), (B) & (C)
Description : In large thermal power stations very fine particulates present in flue gas are removed by (A) Wet scrubber (B) Bag filter (C) Electrostatic precipitators (D) Dust catcher
Last Answer : (C) Electrostatic precipitators
Description : Sulfuric acid aerosols from the eruption of Mt. Pinatubo reduced the rate of global warming last year. They also contributed to the record size of: w) acid rainfalls in Europe x) the anchovy catch off Peru y) the ozone hole over Antarctica z) fish kills in the Amazon River
Last Answer : ANSWER: Y -- THE OZONE HOLE OVER ANTARCTICA
Description : Effects of particulates on human health? -Biology
Last Answer : answer:
Description : Acid rain is caused by - (1) SO2 and particulates (2) (2) NO2 and particulates (3) (8) CO2 and CFCs (4) (4) SO2 and NO2
Last Answer : (4) SO2 and NO2 Explanation: Acid rain is a rain or any other form of precipitation that is unusually acidic, meaning that it possesses elevated levels of hydrogen ions (low pH). Acid ... sulfur dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids.
Description : What Are The Methods To Reduce The Effects Of Particulates?
Last Answer : The effects of particulates can be reduced by the following methods. Coal cleaning. Using improved electrostatic precipitator design. Controlling the dust within allowable limit. This can be done by increasing the height of chimney thereby reducing the concentration.
Description : Name THREE TECHNIQUES for removing particulates from flue gas produced from the combustion of coal?
Last Answer : (1) ELECTROSTATIC PRECIPITATION (ESP) (2) FABRIC FILTER OR BAGHOUSE (3) WET SCRUBBERS (4) MECHANICAL COLLECTORS OR CYCLONES
Description : Acid rain is caused by (1) SO2 and particulates (2) NO2 and particulates (3) CO2 and CFCs (4) SO2 and NO2
Last Answer : SO2 and NO2
Description : Drift' is the material picked up, mixed, disintegrated, transported and redeposited by (A) Wind (B) Gravitational force (C) Glaciated water (D) All the above
Last Answer : (C) Glaciated water
Description : Talus' is the soil transported by (A) Wind (B) Water (C) Glacier (D) Gravitational force
Last Answer : Answer: Option D
Description : Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that :
Last Answer : Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The ... gas to form a cloud of chlorine gas.
Description : The term 'brown air' is used for – (1) Acid fumes (2) Photochemical smog (3) Sulphurous smog (4) Industrial smog
Last Answer : (2) Photochemical smog Explanation: Photochemical smog which is mainly composed of ozone (O3), Peroxyacetyl nitrate (PAN) and No., is also known as brown air where solar radiation is intense. In ... solar radiation or areas, smog formation is incomplete and the air is referred to as grey air.
Description : The term ‘brown air’ is used for (1) Acid fumes (2) Photochemical smog (3) Sulphurous smog (4) Industrial smog
Last Answer : Photochemical smog
Description : How does wind create all the ocean currents? -Space
Last Answer : Ocean currents are mostly not created by wind. While wind can play a role, often minor, in shaping surface ocean currents, it is not the main or only factor. Furthermore, wind plays virtually no role at all ... .. Hope it helps :) Stay Safe, Stay Curious, Keep Learning, Keep Growing..... Thankyou!!!
Description : Describe the relationships among the following physical factors:pressure, physiography, ocean currents, latitude, temperature, light, precipitation, and wind?
Last Answer : Δ E {\displaystyle
Description : Which speed changes the wind and ocean currents ?
Last Answer : As a result of diurnal motion changes the wind and ocean currents.
Description : How The solar wind can interact with Earths magnetic field to create powerful electrical currents that cause what near the poles?
Last Answer : Need answer
Description : The strength of wave action depends on all these EXCEPT: A. Currents in the sea (Answer) B. Wind strength C. Depth of coastal water D. Height of waves
Last Answer : A. Currents in the sea (Answer)
Description : What type of pollination takes place in Vallisneria? (a) Pollination occurs in submerged condition by water. (b) Flowers emerge above surface of water, and pollination occurs by insects. (c) Flowers ... wind. (d) Male flowers are carried by water currents to female flowers at surface of water.
Last Answer : (d) Male flowers are carried by water currents to female flowers at surface of water
Description : In water hyacinth and water lily, pollination takes place by (a) insects or wind (b) water currents only (c) wind and water (d) insects and water
Last Answer : (a) insects or wind
Description : Oleum produces fumes of (A) SO2 (B) H2SO4 (C) SO3 (D) SO2 + H2SO4
Last Answer : (C) SO3
Description : What's the best way to handle your properties if you want to move to or stay indefinitely in another country?
Last Answer : answer:Being an absentee landlord is very draining, financially, emotionally and mentally. You absolutely must have someone you can trust in place to collect rents, manage maintenance issues, screen and ... with people during their business hours on these issues. I totally don't recommend it.
Description : Are cars doomed to break, or can they be maintained indefinitely?
Last Answer : Old Volkswagens were built to last forever, but everything since then is meant to break.
Description : DARPA Project to create bio-engineered creatures that will live indefinitely -- what could possibly go wrong with a plan like that?
Last Answer : In the interests of protecting the people of the United States, they take over.
Description : What's the purpose of the hair on your head growing indefinitely?
Last Answer : It is because of clothes. Our bodies decided that is was a waste to grow hair under the warm things we drape over our selves, that is why body hair is shorter and sparse. Most of heat loss is ... . Imagine if we could modify our genes to select our hair length. That would be a disaster to barbers!
Description : Copyright continues indefinitely. -Technology
Last Answer : FalseCopyright does not continue indefinitely.
Description : Can bio identical hormones be taken indefinitely?
Last Answer : Feel Free to Answer
Description : Ketorolac: A. Is a nonsteroidal anti-inflammatory drug (NSAID) approved for intravenous, intramuscular, and oral administration. B. Can be used indefinitely for postoperative analgesia. C. Can cause renal dysfunction. D. May decrease surgical blood loss.
Last Answer : Answer: AC DISCUSSION: Ketorolac tromethamine, an NSAID, is approved by the FDA for intravenous, intramuscular, and oral administration. The agent is an effective analgesic with minimal side ... Additionally, it is recommended that ketorolac should not be used for more than 5 consecutive days
Description : A Presidential Ordinance can remain in force – (1) For three months (2) For six months (3) For nine months (4) Indefinitely
Last Answer : (2) For six months Explanation: The Indian constitution under Article 123 gives special legislative powers to President of India for promulgating ordinance under certain circumstances. If a legislation is ... resolution is passed by Parliament against it. The ordinance remains in force for 6 months.
Description : A pulsar is a rapidly spinning neutron star which emits: A. A blinding light when it aligns with the planets B. Radio waves detectable from Earth (Answer) C. A gravitational pull which attracts high energy dust particles D. Enough energy to power itself indefinitely
Last Answer : B. Radio waves detectable from Earth (Answer)
Description : Gause's principle of competitive exclusion states that (a) no two species can occupy the same niche indefinitely for the same limiting resources (b) larger organisms exclude smaller ... through competition (d) competition for the same resources exclude species having different food preference
Last Answer : (c) more abundant species will exclude the less abundant species through competition
Description : Once a Company acquires a competitive advantage, they are usually able to sustain the competitive advantage indefinitely
Last Answer : False
Description : For which one of the following reasons does Internet Protocol (IP) use the time-to- live (TTL) field in the IP datagram header? a. Ensure packets reach destination within that time b. ... packets from looping indefinitely d. Limit the time for which a packet gets queued in intermediate routers.
Last Answer : c. Prevent packets from looping indefinitely
Description : What is working capital? a. The funds needed for the day to day running of the company b. The cash on hand at the end of the day c. Profits less current liabilities d. The amount of funds a company needs to run indefinitely e. Total sales less total expenses
Last Answer : a. The funds needed for the day to day running of the company
Description : On examination of an 8 years-old child you find 75 with carious exposure. On X-ray you find 35 missing. Your treatment is: A. Extraction of 75 allowing 36 to move mesially B. ... of 75 and place a fixed space retainer to be replaced with fixed bridge. D. Extraction of 65 and 75
Last Answer : B. Pulpotomy on 75 and wait indefinitely
Description : A capacitor and a coil are connected in series. The capacitor is charged and allowed to discharge through the coil. The current that will then flow through the capacitor-coil combination will do ... but diminish steadily to zero z) oscillate at high frequency at first but then at slower frequency
Last Answer : ANSWER: Y -- OSCILLATE BUT DIMINISH STEADILY TO ZERO
Description : Which one of the following statement is not valid for aerosols ?
Last Answer : Which one of the following statement is not valid for aerosols ? A. They are harmful to human ... D. They have negative impact on agriculture land.
Description : Aerosols reduce primary productivity by :
Last Answer : Aerosols reduce primary productivity by : A. Decreases `O_(2)` concentration B. Preventing `N_(2) ... C. Reducing photosynthesis D. None of the above.
Last Answer : Aerosols reduce primary productivity by : A. Decreasing `O_(2)` concentration B. Competing with `CO_ ... `N_(2)` fixation D. Reduction photosyntheis .