The release of high temperature effluents from furnace and boilers of industries directly into water sources is calle

The release of high temperature effluents from furnace and boilers of industries directly

into water sources is calle
by

1 Answer

Answer :

thermal pollution
by

Related questions

The iron formed in blast furnace is calle d

Description : The iron formed in blast furnace is calle d

Last Answer : The iron formed in blast furnace is calle d A. Pig iron B. Wrought iron C. Steel D. Cast iron

In the context of the chemical process industries, the term BOD is normally associated with the (A) Characterisation of solid wastes (B) Organic concentration in gaseous effluents (C) Characterisation of liquid effluents (D) Characterisation of boiler feed water

Description : In the context of the chemical process industries, the term BOD is normally associated with the (A) Characterisation of solid wastes (B) Organic concentration in gaseous effluents (C) Characterisation of liquid effluents (D) Characterisation of boiler feed water

Last Answer : (C) Characterisation of liquid effluents

Use of pulverised coal in boilers provides (A) Higher calorific value (B) Better combustion (C) Smokeless burning (D) Less erosion on furnace wall

Description : Use of pulverised coal in boilers provides (A) Higher calorific value (B) Better combustion (C) Smokeless burning (D) Less erosion on furnace wall

Last Answer : (B) Better combustion

Ultra supercritical boilers are mostly used in ______. a. Petrochemical industries b. Coal industries c. Textile industries d. none

Description : Ultra supercritical boilers are mostly used in ______. a. Petrochemical industries b. Coal industries c. Textile industries d. none

Last Answer : b. Coal industries

Where are steam boilers used in the industries a) heating requirement for facility b) steam for batching c) steam for processing d) all of the above

Description : Where are steam boilers used in the industries a) heating requirement for facility b) steam for batching c) steam for processing d) all of the above

Last Answer : d) all of the above

Size of the combustion chamber of a furnace depends upon the (A) Heat release rate of the fuel (B) Preheat temperature of fuel & air (C) Method of mixing the fuel & air (D) All (A), (B) and (C)

Description : Size of the combustion chamber of a furnace depends upon the (A) Heat release rate of the fuel (B) Preheat temperature of fuel & air (C) Method of mixing the fuel & air (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Coke oven gas is a better fuel than blast furnace gas, because of its higher (A) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) (B) Adiabatic flame temperature (C) Heat release rate (thus requiring smaller combustion chamber) (D) All (A), (B) and (C)

Description : Coke oven gas is a better fuel than blast furnace gas, because of its higher (A) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) (B) Adiabatic flame temperature ... release rate (thus requiring smaller combustion chamber) (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

$ The method of arrangements of leaves on a stem is calle Aestivation ! Venation in a monocot named Smilax is of the parallel type.

Description : $ The method of arrangements of leaves on a stem is calle Aestivation ! Venation in a monocot named Smilax is of the parallel type.

Last Answer : $ The method of arrangements of leaves on a stem is calle Aestivation ! Venation in a monocot named Smilax ... wrong D. If both As and R are wrong.

$ The antideuretic hormone (ADH) is also calle Vasopressin hormone. ! Those blood vessels which carry blood away from heart are called capillaries.

Description : $ The antideuretic hormone (ADH) is also calle Vasopressin hormone. ! Those blood vessels which carry blood away from heart are called capillaries.

Last Answer : $ The antideuretic hormone (ADH) is also calle Vasopressin hormone. ! Those blood vessels which carry blood ... wrong D. If both As and R are wrong.

f you stood at the corner of Calle San Martin and Calle de la Duena in San Martin de Valdeglesias, Spain, and dug a vertical shaft straight down through the Earth's core, where would you surface?

Description : f you stood at the corner of Calle San Martin and Calle de la Duena in San Martin de Valdeglesias, Spain, and dug a vertical shaft straight down through the Earth's core, where would you surface?

Last Answer : (Answer: Main Street/Pioneer Highway in Palmerston North, New Zealand)

The measurement of sensitivity of quantity demand to change in price is calle(d) (a) Price elasticity ; (b) Income elasticity ; (c) Expansion in demand ; (d) None

Description : The measurement of sensitivity of quantity demand to change in price is calle(d) (a) Price elasticity ; (b) Income elasticity ; (c) Expansion in demand ; (d) None

Last Answer : (a) Price elasticity

The deep, least productive part of a lake is calle the: w) littoral zone x) profundal zone y) photic zone z) limnetic zone

Description : The deep, least productive part of a lake is calle the: w) littoral zone x) profundal zone y) photic zone z) limnetic zone

Last Answer : ANSWER: X -- PROFUNDAL ZONE

With regard to a word processing software, the process of combining static information in a publication together with variable information in a data source to create one merged publication is calle d( A) Electronic mail (B) Data sourcing (C) Mail merge (D) Spam mail

Description : With regard to a word processing software, the process of combining static information in a publication together with variable information in a data source to create one merged publication is calle d( A) Electronic mail (B) Data sourcing (C) Mail merge (D) Spam mail

Last Answer : (C) Mail merge 

What are the steps taken before releasing the industrial effluents into water bodies?

Description : What are the steps taken before releasing the industrial effluents into water bodies?

Last Answer : a) Industrial effluents must be treated to remove the pollutants. b) Toxic chemical substances must be eliminated. c) Acid and alkalies must be neutralized. d) Metallic compounds must be precipitated

Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. (A) Radioactive (B) Organic (C) Inorganic (D) None of these

Description : Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. (A) Radioactive (B) Organic (C) Inorganic (D) None of these

Last Answer : (C) Inorganic

Which of the following is put into anaerobic sludge digester for further sewage treatment? (a) Primary sludge (b) Floating debris (c) Effluents of primary treatment (d) Activated sludge

Description : Which of the following is put into anaerobic sludge digester for further sewage treatment? (a) Primary sludge (b) Floating debris (c) Effluents of primary treatment (d) Activated sludge

Last Answer : (d) Activated sludge

Heat balance of furnace provides means of determining the (A) Thermal efficiency of the process (B) Sources of heat losses (C) Scope of reduction of heat losses(D) All (A), (B) and (C)

Description : Heat balance of furnace provides means of determining the (A) Thermal efficiency of the process (B) Sources of heat losses (C) Scope of reduction of heat losses (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30(C) 7 (D) 70

Description : Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30 (C) 7 (D) 70

Last Answer : (A) 3

Rate of heat release in a furnace, which is the measure of heat intensity, is defined as (A) kcal/hr/m3 combustion space (B) kcal/m3 combustion space (C) kcal/hr (D) None of these

Description : Rate of heat release in a furnace, which is the measure of heat intensity, is defined as (A) kcal/hr/m3 combustion space (B) kcal/m3 combustion space (C) kcal/hr (D) None of these

Last Answer : (A) kcal/hr/m3 combustion space

Which group of the industries maximise savings on transport costs by being located near the sources of materials? (1) Iron and steel, aluminium, cement (2) Iron and steel, sugar, cotton textiles (3) Heavy machinery, cement, sugar (4) Iron and steel, cement, silk

Description : Which group of the industries maximise savings on transport costs by being located near the sources of materials? (1) Iron and steel, aluminium, cement (2) Iron and steel, sugar, cotton textiles (3) Heavy machinery, cement, sugar (4) Iron and steel, cement, silk

Last Answer : (1) Iron and steel, aluminium, cement Explanation: Nearness to source of raw materials is one of the key factors that guide the establishment of such industries as iron and steel, and other metal industries. Besides, they are ... which are used in smelting processes. -------------x-------------

Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receving effluents from:

Description : Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receving effluents from:

Last Answer : Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receving ... sewage C. Dairy industry D. Petroleum industry

Which one of the following weeds is effective in controlling water pollution caused by industrial effluents? (1) Parthenium (2) Elephant grass (3) Water hycinth (4) Molar grass

Description : Which one of the following weeds is effective in controlling water pollution caused by industrial effluents? (1) Parthenium (2) Elephant grass (3) Water hycinth (4) Molar grass

Last Answer : (3) Water hycinth Explanation: Water hyacinth (Eichhornia crassipes) is used for purifying not only domestic wastewater but also industrial wastewater. It can readily absorb, accumulate and ... hyacinth can remove even radioactive metals from industrial effluents, which is very difficult otherwise.

Which of the following weeds has been found useful to check water pollution caused by industrial effluents? (1) Partheniurn (2) Elephant grass (3) Water hyacinth (4) Both (1) and (2)

Description : Which of the following weeds has been found useful to check water pollution caused by industrial effluents? (1) Partheniurn (2) Elephant grass (3) Water hyacinth (4) Both (1) and (2)

Last Answer : (4) Both (1) and (2) Explanation: Parthenium and Elephant grass are useful to check water pollution caused by industrial effluents.

Assertion A. : Discharging the effluents from the oxidation ponds just up stream of lakes or reservoirs is undesirable. Reason (R) : The discharged algae get settled in the reservoirs and cause anaerobic decomposition and other water qualities. A. Both A and R are true and R is the correct explanation of A B. Both A and R are true but R is not a correct explanation of A C. A is true but R is false D. A is false but R is true

Description : Assertion A. : Discharging the effluents from the oxidation ponds just up stream of lakes or reservoirs is undesirable. Reason (R) : The discharged algae get settled in the reservoirs and cause anaerobic decomposition and other ... of A C. A is true but R is false D. A is false but R is true

Last Answer : ANS: A

Pick up the incorrect statement from the following: A. The mixture of water and waste products, is called sewage B. The treated sewage effluents, are generally used for irrigating the crops C. The process of collecting, treating and disposing off the sewage, is called sewerage D. The old convergence system was definitely better than water carried sewerage system

Description : Pick up the incorrect statement from the following: A. The mixture of water and waste products, is called sewage B. The treated sewage effluents, are generally used for irrigating the ... is called sewerage D. The old convergence system was definitely better than water carried sewerage system

Last Answer : ANS: D

Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from (a) domestic sewage (b) dairy industry (c) petroleum industry (d) sugar industry.

Description : Biochemical Oxygen Demand (BOD) may not be a  good index for pollution for water bodies receiving  effluents from (a) domestic sewage (b) dairy industry (c) petroleum industry (d) sugar industry.

Last Answer : c) petroleum industry

Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from (a) domestic sewage (b) dairy industry (c) petroleum industry (d) sugar industry.

Description : Biochemical Oxygen Demand (BOD) may not be a good index for pollution for water bodies receiving effluents from (a) domestic sewage (b) dairy industry (c) petroleum industry (d) sugar industry.

Last Answer : (c) petroleum industry

Aerobic biological oxidation ponds used for the purification of polluted water (A) Destroys/removes pathogen from the sewage (B) Is not very effective for non-biodegradable substances (e.g. ABS) containing effluents (C) Destroys/removes pathogen much more effectively if the sewage is chlorinated (D) All (A), (B) & (C)

Description : Aerobic biological oxidation ponds used for the purification of polluted water (A) Destroys/removes pathogen from the sewage (B) Is not very effective for non-biodegradable substances (e.g. ABS) containing effluents (C) ... much more effectively if the sewage is chlorinated (D) All (A), (B) & (C)

Last Answer : (D) All (A), (B) & (C)

The term Biological Oxygen Demand (BOD) is used in relation to (A) Potable water (B) Cooling water (C) Distilled water (D) Industrial effluents

Description : The term Biological Oxygen Demand (BOD) is used in relation to (A) Potable water (B) Cooling water (C) Distilled water (D) Industrial effluents

Last Answer : (D) Industrial effluents

The primary source of organic pollution in fresh water bodies is (A) run-off urban areas (B) run-off from agricultural forms (C) sewage effluents (D) industrial effluents

Description : The primary source of organic pollution in fresh water bodies is (A) run-off urban areas (B) run-off from agricultural forms (C) sewage effluents (D) industrial effluents

Last Answer : (C) sewage effluents

Main pollutant of the Indian coastal water is (A) oil spill (B) municipal sewage (C) industrial effluents (D) aerosols

Description : Main pollutant of the Indian coastal water is (A) oil spill (B) municipal sewage (C) industrial effluents (D) aerosols

Last Answer : (C) industrial effluents

Which one of the following weeds is effective in controlling water pollution caused by industrial effluents? (1) Parthenium (2) Elephant grass (3) Water hycinth (4) Mogar grass

Description : Which one of the following weeds is effective in controlling water pollution caused by industrial effluents? (1) Parthenium (2) Elephant grass (3) Water hycinth (4) Mogar grass

Last Answer : Water hycinth

Give reason: Most Indian rivers are polluted by industrial effluents.

Description : Give reason: Most Indian rivers are polluted by industrial effluents.

Last Answer : Waste materials from industries containing enormous quantities of chemicals are released into the nearby rivers. Hence most Indian rivers are polluted.

What are the ways of treating industrial effluents? -Geography

Description : What are the ways of treating industrial effluents? -Geography

Last Answer : To minimize the effects of pollution The hot waters and effluents could be treated before releasing it into the rivers. This treatment could be done in 3 phases: 1. Primary treatment: By ... indigenous, water-borne micro-organisms. 3. Tertiary: The wastewater is recycled in the tertiary stage.

Explain three phases by which treatment of industrial effluents can be done. -Geography

Description : Explain three phases by which treatment of industrial effluents can be done. -Geography

Last Answer : To reduce the use of water by using it more than two times by reusing and recycling it. To meet the water requirements, make use of rainwater harvesting. Before releasing wastewater and industrial effluents ... air. By using oil or gas rather than coal, smoke could be reduced to a certain extent.

Explain three phases by which treatment of industrial effluents can be done? -SST 10th

Description : Explain three phases by which treatment of industrial effluents can be done? -SST 10th

Last Answer : (i) Primary treatment by mechanical means. This involves screening, grinding flocculation and sedimentation. (ii) Secondary treatment by biological process. (iii) Tertiary treatment by biological chemical and physical processes. This involves recyling of waste water.

“Treatment of industrial effluents can be done in three phases.” Mention them. -SST 10th

Description : “Treatment of industrial effluents can be done in three phases.” Mention them. -SST 10th

Last Answer : The three phases are: (i) Primary treatment by mechanical means. This involves screening, grinding,flocculation and sedimentation. (ii) Secondary treatment by biological process. (iii) Tertiary treatment by biological, chemical and physical processes. This involves recycling of waste water.

Photocatalysis of effluents is carriedout with the help of

Description : Photocatalysis of effluents is carriedout with the help of

Last Answer : Photocatalysis of effluents is carriedout with the help of A. polymeric adsorbents B. Titanium dioxide C. Resins D. UV radiations

Domestic waste constitutes (a) non-biodegradable pollution (b) biodegradable pollution (c) effluents (d) air pollution.

Description : Domestic waste constitutes (a) non-biodegradable pollution (b) biodegradable pollution (c) effluents (d) air pollution.

Last Answer : (b) biodegradable pollution

Which of the following processes is involved in the biochemical treatment of sewage effluents? (A) Oxidation (B) Reduction (C) Dehydration (D) Fermentation

Description : Which of the following processes is involved in the biochemical treatment of sewage effluents? (A) Oxidation (B) Reduction (C) Dehydration (D) Fermentation

Last Answer : (A) Oxidation

The biochemical treatment applied to sewage effluents is a process of (A) Dehydration (B) Reduction (C) Oxidation (D) Polymerisation

Description : The biochemical treatment applied to sewage effluents is a process of (A) Dehydration (B) Reduction (C) Oxidation (D) Polymerisation

Last Answer : (C) Oxidation

are portable devices capable of estimating the combusting efficiency of furnaces, boilers, or other fossil fuel burning machines. a) Sound analyzer. c) Combustion analyzer. b) Light analyzer. d)Temperature analyzer

Description : are portable devices capable of estimating the combusting efficiency of furnaces, boilers, or other fossil fuel burning machines. a) Sound analyzer. c) Combustion analyzer. b) Light analyzer. d)Temperature analyzer

Last Answer : Combustion analyzer. 

are portable devices capable of estimating the combusting efficiency of furnaces, boilers, or other fossil fuel burning machines. a) Sound analyzer. b) Light analyzer. c) Combustion analyzer. d) Temperature analyzer.

Description : are portable devices capable of estimating the combusting efficiency of furnaces, boilers, or other fossil fuel burning machines. a) Sound analyzer. b) Light analyzer. c) Combustion analyzer. d) Temperature analyzer.

Last Answer : Combustion analyzer.

The economiser is used in boilers to........ A]Increase thermal efficiency of boiler B]Economise on fuel C]Extract heat from the exhaust the gases D]Increase flue gas temperature

Description : The economiser is used in boilers to........ A]Increase thermal efficiency of boiler B]Economise on fuel C]Extract heat from the exhaust the gases D]Increase flue gas temperature

Last Answer : A]Increase thermal efficiency of boiler

In humans structure that release digestive secretions directly into the small intestine include both th?

Description : In humans structure that release digestive secretions directly into the small intestine include both th?

Last Answer : Need answer

Which of the following is not a directly fired furnace? (A) By-product coke oven (B) Calcination kiln (C) Sintering furnace (D) Open hearth furnace

Description : Which of the following is not a directly fired furnace? (A) By-product coke oven (B) Calcination kiln (C) Sintering furnace (D) Open hearth furnace

Last Answer : (A) By-product coke oven

Which of the following is a directly fired intermittent furnace? (A) Walking beam reheating furnace (B) Reverberatory furnace (C) Tower furnace (D) Tunnel kiln

Description : Which of the following is a directly fired intermittent furnace? (A) Walking beam reheating furnace (B) Reverberatory furnace (C) Tower furnace (D) Tunnel kiln

Last Answer : (B) Reverberatory furnace

Which industries depend Iron and Steel industry directly? -SST 10th

Description : Which industries depend Iron and Steel industry directly? -SST 10th

Last Answer : Engineering industries directly depend on it. For example, Defence equipment’s, a variety of consumer goods like bicycles, fans, furniture, tractors and other agricultural machinery are also manufactured.

What industry or industries did Upton Sinclair's The Jungle most directly affect?

Description : What industry or industries did Upton Sinclair's The Jungle most directly affect?

Last Answer : What is the answer ?

Very high pressure boilers are usually __________ boilers. (A) Fire tube (B) Water tube (C) Waste heat (D) Natural circulation

Description : Very high pressure boilers are usually __________ boilers. (A) Fire tube (B) Water tube (C) Waste heat (D) Natural circulation

Last Answer : (D) Natural circulation