__________ 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

__________ 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
by

1 Answer

Answer :

Hyperboloid
by

Related questions

Hyperboloid cooling towers have become the design standard for all _______draft cooling towers because of their structural strength and minimum usage of material. a. Natural b. Induce c. Force d. None

Description : Hyperboloid cooling towers have become the design standard for all _______draft cooling towers because of their structural strength and minimum usage of material. a. Natural b. Induce c. Force d. None

Last Answer : a. Natural

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.

. 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

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

The hyperboloid cooling towers are often associated __ a. with nuclear power plants b. Used in some coal-fired plants c. In some large chemical and other industrial plants. d. All of the above.

Description : The hyperboloid cooling towers are often associated __ a. with nuclear power plants b. Used in some coal-fired plants c. In some large chemical and other industrial plants. d. All of the above.

Last Answer : All of the above

Cooling towers vary in size from small roof-top units to very large hyperboloid structures that can be up to ____meters tall and _____ meters in diameter, or rectangular structures that can be over 40 meters tall and 80 meters long. a. 200&100 b. 100&50 c. 200&50 d. 200 &150

Description : Cooling towers vary in size from small roof-top units to very large hyperboloid structures that can be up to ____meters tall and _____ meters in diameter, or rectangular structures that can be over 40 meters tall and 80 meters long. a. 200&100 b. 100&50 c. 200&50 d. 200 &150

Last Answer : 200&100

Cooling towers vary in size from small roof-top units to very large hyperboloid structures that can be up to ____ meters tall and _____ meters in diameter, or rectangular structures that can be over 40 meters tall and 80 meters long. a. 200&100 b. 100&50 c. 200&50 d. 200 &150

Description : Cooling towers vary in size from small roof-top units to very large hyperboloid structures that can be up to ____ meters tall and _____ meters in diameter, or rectangular structures that can be over 40 meters tall and 80 meters long. a. 200&100 b. 100&50 c. 200&50 d. 200 &150

Last Answer : a. 200&100

. _____ 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

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

_______ cooling towers use a process similar to the one found in small evaporative cooling units. a. Hyperboloid b. Tower c. Condensate loop d. None

Description : _______ cooling towers use a process similar to the one found in small evaporative cooling units. a. Hyperboloid b. Tower c. Condensate loop d. None

Last Answer : a. Hyperboloid

Pick out the wrong statement. (A) With decrease in feed temperature, the number of plates required for binary distillation decreases for a given ‘L/V’ ratio (B) The extraction per unit of total height for a short packed column is more effective than for a tall column, in case of liquid-liquid extraction(C) Natural draft cooling towers are made of ferroconcrete and its cross￾section is wider at the bottom(D) Vander wall adsorption is also called chemisorption

Description : Pick out the wrong statement. (A) With decrease in feed temperature, the number of plates required for binary distillation decreases for a given L/V' ratio (B) The extraction per unit ... and its cross￾section is wider at the bottom (D) Vander wall adsorption is also called chemisorption

Last Answer : (D) Vander wall adsorption is also called chemisorption

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

What Are The Advantages Of Hyperbolic Natural-draft Cooling Towers?

Description : What Are The Advantages Of Hyperbolic Natural-draft Cooling Towers?

Last Answer :  Since no fans are used power cost and auxiliary equipments cost is reduced.  Hyperbolic tower chimney creates its own draft even when there is no wind.  Ground fogging and warm air re-circulation are avoided in hyperbolic towers.  The structure is more or less self-supported.

Natural draft in hyperbolic cooling towers reduces of fans a) Damage b) Efficiency c) Cost d) Speed

Description : Natural draft in hyperbolic cooling towers reduces of fans a) Damage b) Efficiency c) Cost d) Speed

Last Answer : c) Cost

Describe with neat sketch working of natural draft cooling towers.

Description : Describe with neat sketch working of natural draft cooling towers.

Last Answer : Natural draft cooling tower: -In natural draught cooling tower, the circulation of air is produced by the pressure difference of air inside the tower and outside atmospheric air Hot cooling water falls down ... the pressure difference of air inside and outside of cooling tower (natural flow).

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

How does the flow of air occur in natural draught cooling towers? a) Natural pressure head density between cold outside air and humid inside air b) Variation in pressure of both cold outside air and humid inside air c) Due to the given air vents and vacuum ports d) Because of difference in the volume of both the of airs

Description : How does the flow of air occur in natural draught cooling towers? a) Natural pressure head density between cold outside air and humid inside air b) Variation in pressure of both cold outside air and ... given air vents and vacuum ports d) Because of difference in the volume of both the of airs

Last Answer : Natural pressure head density between cold outside air and humid inside air

How does the flow of air occur in natural draught cooling towers? a) Natural pressure head density between cold outside air and humid inside air b) Variation in pressure of both cold outside air and humid inside air c) Due to the given air vents and vacuum ports d) Because of difference in the volume of both the of airs

Description : How does the flow of air occur in natural draught cooling towers? a) Natural pressure head density between cold outside air and humid inside air b) Variation in pressure of both cold outside air and ... given air vents and vacuum ports d) Because of difference in the volume of both the of airs

Last Answer : Natural pressure head density between cold outside air and humid inside air

Natural Draft or Hyperbolic towers have been used for • Large Capacity of water • Small Capacity of Water • High Efficiency • Low capital cost

Description : Natural Draft or Hyperbolic towers have been used for • Large Capacity of water • Small Capacity of Water • High Efficiency • Low capital cost

Last Answer : Large Capacity of water

The ………..used to improve the stability of the total structure HCT. a) concrete material c) wind properties b) stiffening rings d) functional structure

Description : The ………..used to improve the stability of the total structure HCT. a) concrete material c) wind properties b) stiffening rings d) functional structure

Last Answer : stiffening rings

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

The hyperboloid shape also aids in accelerating the upward convective air flow, improving ________ efficiency. • Performance • Cooling • Heating • All of the above

Description : The hyperboloid shape also aids in accelerating the upward convective air flow, improving ________ efficiency. • Performance • Cooling • Heating • All of the above

Last Answer : cooling

. Most cooling towers are capacity rated at a "standard" wet bulb temperature of ___of • 72°F • 52°F • 78°F • 75°F

Description : . Most cooling towers are capacity rated at a "standard" wet bulb temperature of ___of • 72°F • 52°F • 78°F • 75°F

Last Answer : 78°F

How Mechanical Draft Cooling Towers Are Classified?

Description : How Mechanical Draft Cooling Towers Are Classified?

Last Answer : Mechanical draft cooling tower is classified into three types: 1. Forced draft tower. 2. Induced draft counterflow tower. 3. Induced draft cross flow tower.

Define Forced Draft And Induced Draft Cooling Towers?

Description : Define Forced Draft And Induced Draft Cooling Towers?

Last Answer : If the fan is located at the bottom of the tower and air is blown by the fan up through the descending water it is called as forced draft cooling towers. If the fan is located at the top of the ... on the tower's side and drawn up and discharge through the fan casing, it is called as induced draft.

Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Description : Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Last Answer : Differentiate induced draft and forced draft cooling towers based on (i) Location of fan (ii) Corrosion of blades (iii) Efficiency (iv) Fan size

Which one of the following fill material is more energy efficient for cooling towers in case of sea water cooling? • Splash fill • Film fill • Low clog film fill • None of the above

Description : Which one of the following fill material is more energy efficient for cooling towers in case of sea water cooling? • Splash fill • Film fill • Low clog film fill • None of the above

Last Answer : Film fill

The hyperboloid shape also aids in accelerating the upward convective air flow, improving __________ efficiency. a. Heating b. Warming c. Cooling d. Cold

Description : The hyperboloid shape also aids in accelerating the upward convective air flow, improving __________ efficiency. a. Heating b. Warming c. Cooling d. Cold

Last Answer : c. Cooling

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

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

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

Last Answer : Power station

The __________ that are present depend on cooling tower building material, as well. Cooling towers are built of concrete, wood, plastic or metal. a. Heat b. Pollutants c. Cold d. All of Above

Description : The __________ that are present depend on cooling tower building material, as well. Cooling towers are built of concrete, wood, plastic or metal. a. Heat b. Pollutants c. Cold d. All of Above

Last Answer : b. Pollutants

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

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

Cooling towers operate through a ____process that efficiently cools the already cycled water to be reused. 1. Heat exchange 2. Heat expand 3. Heat transfer 4. None of above

Description : Cooling towers operate through a ____process that efficiently cools the already cycled water to be reused. 1. Heat exchange 2. Heat expand 3. Heat transfer 4. None of above

Last Answer : Heat transfer

How many times chlorination must be carried out for cooling towers 1. Twice a year 2. Once a year 3. Thrice a year 4. None of above

Description : How many times chlorination must be carried out for cooling towers 1. Twice a year 2. Once a year 3. Thrice a year 4. None of above

Last Answer : Twice a year

Thermal efficiencies up to........have been observed in hybrid cooling towers a. 92 b. 82 c. 72 d. 62

Description : Thermal efficiencies up to........have been observed in hybrid cooling towers a. 92 b. 82 c. 72 d. 62

Last Answer : 92

Which type of cooling towers operate through a chimney or stack ___ a. Cross flow b. Counter flow c. Hyperbolic d. All of above

Description : Which type of cooling towers operate through a chimney or stack ___ a. Cross flow b. Counter flow c. Hyperbolic d. All of above

Last Answer : Hyperbolic

. ______ type of cooling towers are structurally strong. a. Counter flow towers b. Hyperbolic towers c. Cross flow towers d. None of the above

Description : . ______ type of cooling towers are structurally strong. a. Counter flow towers b. Hyperbolic towers c. Cross flow towers d. None of the above

Last Answer : Hyperbolic towers

Common applications of Cooling towers include a. Cooling the circulating water used in oil refineries b. petrochemical and other chemical plants c. thermal power stations d. All of the above.

Description : Common applications of Cooling towers include a. Cooling the circulating water used in oil refineries b. petrochemical and other chemical plants c. thermal power stations d. All of the above.

Last Answer : All of the above.

The hyperbolic cooling towers are associated with ……. and …….. power plants. a) electrical, thermal c) thermal, nuclear b) nuclear, electrical d) none of above

Description : The hyperbolic cooling towers are associated with ……. and …….. power plants. a) electrical, thermal c) thermal, nuclear b) nuclear, electrical d) none of above

Last Answer : thermal, nuclear

Hyperbolic cooling towers are made up of high height reinforced ………structure. a) plastic c)metal b) alloy d) concrete

Description : Hyperbolic cooling towers are made up of high height reinforced ………structure. a) plastic c)metal b) alloy d) concrete

Last Answer : concrete

There are two huge cooling towers close to building site of reactor __ and __ of the Chernobyl Power Plant. a. 1&3 b. 4&5 c. 2&5 d. 1&4

Description : There are two huge cooling towers close to building site of reactor __ and __ of the Chernobyl Power Plant. a. 1&3 b. 4&5 c. 2&5 d. 1&4

Last Answer : 4&5

There are _______main types of cooling towers that are defined by how water or air passes through them. a. One b. Two c. Three d. Four

Description : There are _______main types of cooling towers that are defined by how water or air passes through them. a. One b. Two c. Three d. Four

Last Answer : three

. There are two huge cooling towers close to building site of reactor __ and __ of the Chernobyl Power Plant. a. 1&3 b. 4&5 c. 2&5 d. 1&4

Description : . There are two huge cooling towers close to building site of reactor __ and __ of the Chernobyl Power Plant. a. 1&3 b. 4&5 c. 2&5 d. 1&4

Last Answer : b. 4&5

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

Hyperbolic design allows for use of without sacrificing structural integrity a) Minimum material b) Maximum material c) High quality material d) Low quality material

Description : Hyperbolic design allows for use of without sacrificing structural integrity a) Minimum material b) Maximum material c) High quality material d) Low quality material

Last Answer : a) Minimum material

How The Atmospheric (or) Natural Draught Cooling Towers Are Classified?

Description : How The Atmospheric (or) Natural Draught Cooling Towers Are Classified?

Last Answer : In atmospheric (or) natural cooling towers, the natural air provides the required cooling without the use of fans. This is classified into three types: 1. Natural draft spray filled towers. 2. Natural draft packed type towers. 3. Hyperbolic cooling towers.