Natural draft cooling tower are mainly used in a) Steel Industry b) Alumina industry c) Fertilizer industry d) Power station

Natural draft cooling tower are mainly used in
a) Steel Industry
b) Alumina industry
c) Fertilizer industry
d) Power station
by

1 Answer

Answer :

Power station
by

Related questions

Natural draft cooling towers are mainly used in the _____. • Steel industry • Fertilizer industry • Alumina industry • Power stations

Description : Natural draft cooling towers are mainly used in the _____. • Steel industry • Fertilizer industry • Alumina industry • Power stations

Last Answer : Power stations

Natural draft in hyperbolic cooling tower is used for production of a) Fertilizer b) Steel c) Chemical d) Electrical energy

Description : Natural draft in hyperbolic cooling tower is used for production of a) Fertilizer b) Steel c) Chemical d) Electrical energy

Last Answer : d) Electrical energy

Hyperbolic cooling towers generally used in the a) Steel industry b) Fertilizer industry c) Alumina industry d) Power industry

Description : Hyperbolic cooling towers generally used in the a) Steel industry b) Fertilizer industry c) Alumina industry d) Power industry

Last Answer : d) Power industry

Which among the following are the components of natural draft cooling tower a) Supply basin b) reinforced concrete c) Hot water distribution d) none of the above

Description : Which among the following are the components of natural draft cooling tower a) Supply basin b) reinforced concrete c) Hot water distribution d) none of the above

Last Answer : reinforced concrete

In the natural draft cooling tower_________ is not required a) Fan b) tower c) Nozzle d) none of the above

Description : In the natural draft cooling tower_________ is not required a) Fan b) tower c) Nozzle d) none of the above

Last Answer : Fan

In natural draft cooling tower the air flow is obtained by___________ a) Difference in air pressure b) difference in air temperature c) Difference in air speed d) none of the above

Description : In natural draft cooling tower the air flow is obtained by___________ a) Difference in air pressure b) difference in air temperature c) Difference in air speed d) none of the above

Last Answer : Difference in air pressure

The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is (A) Natural draft cooling tower (B) Induced draft cooling tower (C) Spray chamber (D) None of these

Description : The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is (A) Natural draft cooling tower (B) Induced draft cooling tower (C) Spray chamber (D) None of these

Last Answer : (C) Spray chamber

When the temperature and humidity of air is low, we usually use __________ draft cooling tower. (A) Natural (B) Forced (C) Induced (D) None of these

Description : When the temperature and humidity of air is low, we usually use __________ draft cooling tower. (A) Natural (B) Forced (C) Induced (D) None of these

Last Answer : (A) Natural

Use of natural draft cooling tower is practised, when the air has low (A) Humidity (B) Temperature (C) Both 'a' & 'b' (D) Neither 'a' nor 'b'

Description : Use of natural draft cooling tower is practised, when the air has low (A) Humidity (B) Temperature (C) Both 'a' & 'b' (D) Neither 'a' nor 'b'

Last Answer : (C) Both 'a' & 'b

The most efficient cooling tower out of the following is (A) Induced draft (B) Forced draft (C) Natural draft (D) Atmospheric

Description : The most efficient cooling tower out of the following is (A) Induced draft (B) Forced draft (C) Natural draft (D) Atmospheric

Last Answer : (A) Induced draft

Pick out the wrong statement pertaining to the cooling towers. (A) In case of induced draft cooling tower, the fan is placed at the top of the tower (B) Effectiveness of forced draft cooling tower is reduced by the recirculation of the humid and hot discharged air (C) A natural draft cooling tower is recommended to be used, when the air humidity is low and air temperature is also low (D) Effectiveness of a mechanical draft cooling tower is reduced with increase in air wet-bulb temperature

Description : Pick out the wrong statement pertaining to the cooling towers. (A) In case of induced draft cooling tower, the fan is placed at the top of the tower (B) Effectiveness of ... Effectiveness of a mechanical draft cooling tower is reduced with increase in air wet-bulb temperature

Last Answer : (D) Effectiveness of a mechanical draft cooling tower is reduced with increase in air wet-bulb temperature

A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. (A) 10-15 (B) 30-40 (C) 70-80 (D) 90-100

Description : A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. (A) 10-15 (B) 30-40 (C) 70-80 (D) 90-100

Last Answer : (A) 10-15

Design of hyperbolic cooling tower standard for all cooling tower a) Mechanical draft b) Natural draft c) Both a & b d) Neither a & b

Description : Design of hyperbolic cooling tower standard for all cooling tower a) Mechanical draft b) Natural draft c) Both a & b d) Neither a & b

Last Answer : b) Natural draft

. _____ type of cooling towers are used with nuclear power plants. a. Cross flow b. Natural draft c. Hyperbolic d. None of above

Description : . _____ type of cooling towers are used with nuclear power plants. a. Cross flow b. Natural draft c. Hyperbolic d. None of above

Last Answer : Hyperbolic

. Improved cooling efficiency and minimum usage of material are the key features of ______ a. Natural draft cooling towers b. Cross flow towers c. Hyperbolic cooling d. All of above

Description : . Improved cooling efficiency and minimum usage of material are the key features of ______ a. Natural draft cooling towers b. Cross flow towers c. Hyperbolic cooling d. All of above

Last Answer : Hyperbolic cooling

Hyperbolic cooling towers are also referred as a. Natural draft towers b. Cross flow towers c. Hyperboloid towers d. None of the above

Description : Hyperbolic cooling towers are also referred as a. Natural draft towers b. Cross flow towers c. Hyperboloid towers d. None of the above

Last Answer : Hyperboloid towers

Hyperbolic cooling towers have become design standard for all natural draft structural towers because usage of . a. Their structural strength b. Minimum usage of material. c. Improving cooling efficiency d. All of the above.

Description : Hyperbolic cooling towers have become design standard for all natural draft structural towers because usage of . a. Their structural strength b. Minimum usage of material. c. Improving cooling efficiency d. All of the above.

Last Answer : All of the above.

__________ Cooling towers have become the design standard for all natural-draft cooling towers because oftheir structural strength and minimum usage of material. • HCT • CCT • Hyperboloid • None

Description : __________ Cooling towers have become the design standard for all natural-draft cooling towers because oftheir structural strength and minimum usage of material. • HCT • CCT • Hyperboloid • None

Last Answer : Hyperboloid

In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the (A) Range is 15°F (B) Approach is 10°F (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the (A) Range is 15°F (B) Approach is 10°F (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Pick out the wrong statement. (A) Different solids have different equilibrium moisture curves (B) Total condenser or reboiler is considered equivalent to one theoretical plate in McCabe-Thiele method of theoretical plate calculation for distillation column (C) Heat removal load on cooler remains constant, even with increase of the reflux ratio in a distillation column (D) Even a forced draft cooling tower cannot cool water below the wet bulb temperature

Description : Pick out the wrong statement. (A) Different solids have different equilibrium moisture curves (B) Total condenser or reboiler is considered equivalent to one theoretical plate in McCabe-Thiele method of ... (D) Even a forced draft cooling tower cannot cool water below the wet bulb temperature

Last Answer : (C) Heat removal load on cooler remains constant, even with increase of the reflux ratio in a distillation column

Which of the following employs an accessory known as 'drift eliminator'? (A) Multiple effect evaporator (B) Mechanical draft cooling tower (C) Rotary dryer (D) Rotating disc contacto

Description : Which of the following employs an accessory known as 'drift eliminator'? (A) Multiple effect evaporator (B) Mechanical draft cooling tower (C) Rotary dryer (D) Rotating disc contacto

Last Answer : (B) Mechanical draft cooling tower

In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the (A) Range is 15°F (B) Approach is 10°F (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the (A) Range is 15°F (B) Approach is 10°F (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

What Are The Advantages Of Induced Draft Cooling Tower Over Forced Draft Cooling Tower?

Description : What Are The Advantages Of Induced Draft Cooling Tower Over Forced Draft Cooling Tower?

Last Answer : 1. The outlet water comes in contact with the driest air and warmest water comes in contact with most humid air. 2. The re-circulation is seldom a problem. 3. The first cost is low due to the reduction in pump power consumption.

Explain the construction and working of induced draft cooling tower with neat sketch.

Description : Explain the construction and working of induced draft cooling tower with neat sketch.

Last Answer : Induced draft cooling tower :  Diagram: Construction and working: Cooling towers are employed to cool utility cooling water by direct contact with air. The parts of a cooling tower are ... top pulls the hot air through the fills and cooled water gets collected in the cold water basin.

State the function of cooling tower and condenser in thermal power station.

Description : State the function of cooling tower and condenser in thermal power station.

Last Answer : 1. Condenser:   Function of condenser is to convert exhaust steam again into water by reducing its temperature with the help of cold water. Also it reduces back pressure of steam turbine 2 ... tower : The function of cooling tower is to reduce the temperature of water coming from condenser.

For a body cooling in a draft, the rate of heat loss is proportional to the difference in temperature between the body and its surroundings.  a. Nemst Effect  b. Caloric Theory  c. Joule’s Law  d. Newton’s Law of Cooling

Description : For a body cooling in a draft, the rate of heat loss is proportional to the difference in temperature between the body and its surroundings.  a. Nemst Effect  b. Caloric Theory  c. Joule’s Law  d. Newton’s Law of Cooling

Last Answer : Newton’s Law of Cooling

Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan (A) With greater number of blades (B) Of increased diameter (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan (A) With greater ... (B) Of increased diameter (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Pollution caused by cooling tower includes 1. Fouling 2. Limestone formation 3. Corrosion 4. All of above

Description : Pollution caused by cooling tower includes 1. Fouling 2. Limestone formation 3. Corrosion 4. All of above

Last Answer : All of above

In hyperboloid cooling towers the material is filled at 1. Tower’s bottom 2. Tower’s top 3. Near tower 4. None of above

Description : In hyperboloid cooling towers the material is filled at 1. Tower’s bottom 2. Tower’s top 3. Near tower 4. None of above

Last Answer : Tower’s top

Cooling tower is a ______device a) Heat absorption b) heat rejection c) Both a and b c) neither a nor b

Description : Cooling tower is a ______device a) Heat absorption b) heat rejection c) Both a and b c) neither a nor b

Last Answer : heat rejection

The ratio of dissolved solids in circulating water to the dissolved solids in makeup water is called a) Liquid gas ratio b) Cycle of concentration c) Cooling tower effectiveness d) None of the above

Description : The ratio of dissolved solids in circulating water to the dissolved solids in makeup water is called a) Liquid gas ratio b) Cycle of concentration c) Cooling tower effectiveness d) None of the above

Last Answer : Cycle of concentration

Which one of the following is true to estimate the range of cooling tower? a) Range = cooling water inlet temperature – wet bulb temperature b) Range = cooling water outlet temperature – wet bulb temperature c) Range = heat load in kcal per hour / water circulation in lines per hour d) None of the above

Description : Which one of the following is true to estimate the range of cooling tower? a) Range = cooling water inlet temperature - wet bulb temperature b) Range = cooling water outlet temperature - wet bulb temperature ... = heat load in kcal per hour / water circulation in lines per hour d) None of the above

Last Answer : Range = heat load in kcal per hour / water circulation in lines per hour

Cooling tower effectiveness is the ratio of a) Range/( Range + approach) b) Approach/(range + approach) c) Range /(range - approach) d) Approach/ /(range - approach)

Description : Cooling tower effectiveness is the ratio of a) Range/( Range + approach) b) Approach/(range + approach) c) Range /(range - approach) d) Approach/ /(range - approach)

Last Answer : Range/( Range + approach)

How is air produced in mechanical draught cooling tower? a) Air Tuyeres b) Propeller fans c) Air blowers d) Louvre

Description : How is air produced in mechanical draught cooling tower? a) Air Tuyeres b) Propeller fans c) Air blowers d) Louvre

Last Answer : Propeller fans

In which system is Cooling of hot water is done on tray as step by? a) Mechanical draught cooling system b) Hyperbolic cooling tower c) Atmospheric cooling tower d) Wet cooling tower

Description : In which system is Cooling of hot water is done on tray as step by? a) Mechanical draught cooling system b) Hyperbolic cooling tower c) Atmospheric cooling tower d) Wet cooling tower

Last Answer : Atmospheric cooling tower

Which of the following is the simplest method of cooling the condenser water? • Spray cooling pond • Cooling tower • Indirect air cooling • Hyperbolic cooling tower

Description : Which of the following is the simplest method of cooling the condenser water? • Spray cooling pond • Cooling tower • Indirect air cooling • Hyperbolic cooling tower

Last Answer : Spray cooling pond

In which system is Cooling of hot water is done on tray as step by? a. Mechanical draught cooling system b. Hyperbolic cooling tower c. Atmospheric cooling tower d. Wet cooling tower

Description : In which system is Cooling of hot water is done on tray as step by? a. Mechanical draught cooling system b. Hyperbolic cooling tower c. Atmospheric cooling tower d. Wet cooling tower

Last Answer : Atmospheric cooling tower

The first hyperbolic cooling tower was built in... a. 1916 b. 1917 c. 1918 d. 1919

Description : The first hyperbolic cooling tower was built in... a. 1916 b. 1917 c. 1918 d. 1919

Last Answer : 1918

Normally the guaranteed best approach a cooling tower can achieve is _____. • 5°C • 12°C • 8°C • 2.8°C

Description : Normally the guaranteed best approach a cooling tower can achieve is _____. • 5°C • 12°C • 8°C • 2.8°C

Last Answer : 2.8°C

L/G ratio in a cooling tower is a ratio of _____. • Length and girth • Length and temperature gradient • Water flow rate and air mass flow rate • Air mass flow rate and water flow rate

Description : L/G ratio in a cooling tower is a ratio of _____. • Length and girth • Length and temperature gradient • Water flow rate and air mass flow rate • Air mass flow rate and water flow rate

Last Answer : Water flow rate and air mass flow rate

The ratio of dissolved solids in circulating water to dissolved solids in makeup water is called. • Liquid gas ratio • Cycle of concentration • Cooling tower effectiveness • None of the above

Description : The ratio of dissolved solids in circulating water to dissolved solids in makeup water is called. • Liquid gas ratio • Cycle of concentration • Cooling tower effectiveness • None of the above

Last Answer : Cycle of concentration

Cooling tower effectiveness is the ratio of _____. • Range/(range + approach) • Approach/(range + approach) • Range/ Approach • Approach/ Range

Description : Cooling tower effectiveness is the ratio of _____. • Range/(range + approach) • Approach/(range + approach) • Range/ Approach • Approach/ Range

Last Answer : Range/(range + approach)

A better indicators for cooling tower performance is _____. • Wet bulb temperature • Dry bulb temperature • Range • Approach

Description : A better indicators for cooling tower performance is _____. • Wet bulb temperature • Dry bulb temperature • Range • Approach

Last Answer : Approach

The ……….-induced response of cooling tower is the key factor to improve safety and to reduce tower crack. a) wind c) heat b) water d) steam

Description : The ……….-induced response of cooling tower is the key factor to improve safety and to reduce tower crack. a) wind c) heat b) water d) steam

Last Answer : wind

Cooling efficiency of a cooling tower is significantly affected under cross-wind condition and might decrease to……… in the range of moderate to high wind velocity condition. a) 50% c) 25% b) 75% d) 90%

Description : Cooling efficiency of a cooling tower is significantly affected under cross-wind condition and might decrease to……… in the range of moderate to high wind velocity condition. a) 50% c) 25% b) 75% d) 90%

Last Answer : 75%

The first hyperboloid shaped cooling tower was introduced by the Dutch engineers Frederik van Iterson and Gerard Kuypers and built in ……….. a) 1918 c) 1919 b) 1870 d) 1920

Description : The first hyperboloid shaped cooling tower was introduced by the Dutch engineers Frederik van Iterson andGerard Kuypers and built in ……….. a) 1918 c) 1919 b) 1870 d) 1920

Last Answer : 1918

. In which system is Cooling of hot water is done on tray as step by? a) Mechanical draught cooling system b) Hyperbolic cooling tower c) Atmospheric cooling tower d) Wet cooling tower

Description : . In which system is Cooling of hot water is done on tray as step by? a) Mechanical draught cooling system b) Hyperbolic cooling tower c) Atmospheric cooling tower d) Wet cooling tower

Last Answer : Atmospheric cooling tower

Which of the following faction affect the cooling tower performance? • The range • Heat load • Wet bulb temperature • All of the above

Description : Which of the following faction affect the cooling tower performance? • The range • Heat load • Wet bulb temperature • All of the above

Last Answer : All of the above

In cooling tower ,higher temperature __________ corrosion potential • Decrease • Increase • Temperature has no effect on corrosion

Description : In cooling tower ,higher temperature __________ corrosion potential • Decrease • Increase • Temperature has no effect on corrosion

Last Answer : Increase

In ________ cooling tower there is no direct contact between the water and Air. • Dry type • Evaporative type • Once through • All of the above

Description : In ________ cooling tower there is no direct contact between the water and Air. • Dry type • Evaporative type • Once through • All of the above

Last Answer : All of the above