What does condensation releases heat the land under the air gets?

What does condensation releases heat the land under the air gets?
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Description : An impression with elastomer in custom tray has been taken for crown preparation; it will be two days before the impression gets to the laboratory for construction of the crown. Which impression ... A. Polyether B. Thiokol or meraptan rubber C. Condensation silicone D. Vinyl polysiloxane

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Description : When air passes through silica gel, A. it absorbs water vapour molecules B. latent heat of condensation is released C.dbt of air increases D. all of the mentioned

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Description : Removal of __________ heat is involved in the condensation of a vapor under saturated conditions. (A) Super (B) Sensible (C) Latent (D) Both (B) & (C)

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Description : Jet aeroplanes releases pollutants in air called

Last Answer : Jet aeroplanes releases pollutants in air called A. smog B. photo-chemical oxidants C. Aerosols D. Algae and bacteria.

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Description : The posterior pituitary gland is not a ‘true’ endocrine gland because (a) it is provided with a duct (b) it only stores and releases hormones (c) it is under the regulation of hypothalamus (d) it secretes enzymes.

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Description : Condensation of bisphenol A with phosgene produces __________ which possess very good heat resistance. (A) Polyurethane (B) Polysulfone (C) Polycarbonate (D) Polyester

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Description : The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its (A) Integral heat of adsorption (B) Heat of wetting (C) Differential heat of adsorption (D) Heat of normal condensation

Last Answer : (A) Integral heat of adsorption

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Description : As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches (A) That of normal condensation (B) Integral heat of adsorption (C) Zero (D) None of these

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Description : In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is (A) Equal to the heat of formation of surface compound (B) Equal to the heat of wetting (C) Zero (D) Called integral heat of adsorption

Last Answer : (B) Equal to the heat of wetting

Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m2 .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat exchanger, when the (A) Higher condensing film co-efficient is desired (B) Condensate is corrosive in nature (C) Lower pressure drop through the exchanger is desired (D) Temperature of the incoming vapor is very high Answer: Option B

Description : Condensing film co-efficient for steam on horizontal tubes ranges from 5000 to 15000 Kcal/hr.m2 .°C. Condensation of vapor is carried out inside the tube in a shell and tube heat ... drop through the exchanger is desired (D) Temperature of the incoming vapor is very high

Last Answer : (B) Supersaturated

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Description : A measure of the extent to which viscous heating is important relative to the heat flow resulting from the impressed temperature difference is represented by the __________ number. (A) Condensation (B) Grashoff (C) Stanton (D) Brinkman

Last Answer : (D) Brinkman

Pick out the wrong statement. (A) Heat transfer by radiation cannot occur across an absolute volume (B) In case of a shell and tube heat exchanger, the pressure drop through the shell is proportional to the number of times the fluid crosses the bundle between baffles (C) Propagation velocity for travel of heat radiation through vacuum is equal to the velocity of the light (D) The amount of heat involved in the condensation or vaporisation of 1 kg of a fluid is the same

Description : Pick out the wrong statement. (A) Heat transfer by radiation cannot occur across an absolute volume (B) In case of a shell and tube heat exchanger, the pressure drop through the shell is ... The amount of heat involved in the condensation or vaporisation of 1 kg of a fluid is the same

Last Answer : (A) Heat transfer by radiation cannot occur across an absolute volume

For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd , then (A) hf = hd (B) hf > hd (C) hf < hd (D) hf could be greater or smaller than hd

Description :  For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd , then (A) hf = hd (B) hf > hd (C) hf < hd (D) hf could be greater or smaller than hd

Last Answer : (C) hf < hd

Leidenfrost point is a term concerned with the (A) Condensation of the saturated vapor on a cold surface (B) Concentration of a corrosive solution by evaporation (C) Heat transfer between two highly viscous liquids (D) Boiling of a liquid on a hot surface

Description : Leidenfrost point is a term concerned with the (A) Condensation of the saturated vapor on a cold surface (B) Concentration of a corrosive solution by evaporation (C) Heat transfer between two highly viscous liquids (D) Boiling of a liquid on a hot surface

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In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation will (A) Increase (B) Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Description : In a co-current double pipe heat exchanger used for condensing saturated steam over the inner tube, if the entrance and exit conditions of the coolant are interchanged, then the rate of condensation ... Decrease (C) Remain unchanged (D) Either increase or decrease; depends on the coolant flow rate

Last Answer : (C) Remain unchanged

The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. (A) Greater than (B) Lower than (C) Is same as (D) Half

Description : The heat transfer co-efficient in film type condensation is __________ that for dropwise condensation. (A) Greater than (B) Lower than (C) Is same as (D) Half

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LMTD can't be used as such without a correction factor for the (A) Multipass heat exchanger (B) Baffled heat exchanger (C) Condensation of mixed vapour in a condenser (D) All (A) (B) and (C)

Description : LMTD can't be used as such without a correction factor for the (A) Multipass heat exchanger (B) Baffled heat exchanger (C) Condensation of mixed vapour in a condenser (D) All (A) (B) and (C)

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

Pick out the wrong statement. (A) 'Solvates' are chemical compounds formed by solute with their solvents. When water is the solvent, then it is called a 'hydrate' (B) In heat exchanger calculations (Δt) weighted is used in place of Δt, when it involves more than one sequence of heating or cooling i.e., desuperheating & condensation or condensation & sub-cooling (C) Heat transfer co-efficient during nucleate boiling is not influenced by the agitation imparted (D) In case of short tube vertical evaporators, area of central downtake is about 50 to 100% of the total tube cross-sectional area

Description : Pick out the wrong statement. (A) 'Solvates' are chemical compounds formed by solute with their solvents. When water is the solvent, then it is called a 'hydrate' (B) In heat exchanger ... vertical evaporators, area of central downtake is about 50 to 100% of the total tube cross-sectional area

Last Answer : (C) Heat transfer co-efficient during nucleate boiling is not influenced by the agitation imparted

Pick out the wrong statement. (A) Heat transfer from a hot body to cold body by the emission of heat waves is called radiation (B) Filmwise condensation takes place on non-wettable surfaces (C) The boiling point of a solution is affected by liquid head as well as boiling point elevation (D) None of these

Description : Pick out the wrong statement. (A) Heat transfer from a hot body to cold body by the emission of heat waves is called radiation (B) Filmwise condensation takes place on non-wettable surfaces (C) The ... of a solution is affected by liquid head as well as boiling point elevation (D) None of these

Last Answer : (B) Filmwise condensation takes place on non-wettable surfaces

Gibbs phase rule finds application, when heat transfer occurs by (A) Conduction (B) Convection (C) Radiation (D) Condensation

Description : Gibbs phase rule finds application, when heat transfer occurs by (A) Conduction (B) Convection (C) Radiation (D) Condensation

Last Answer : (D) Condensation

Pick out the correct statement about the condensation. (A) Filmwise condensation gives a lower heat transfer rate than the dropwise condensation (B) Suitable coating or vapour additive is used to promote film wise condensation (C) If a condensing liquid does not wet the surface dropwise, even then condensation will take place on it (D) Reynolds number of condensing liquid is based on its mass flow rate

Description : Pick out the correct statement about the condensation. (A) Filmwise condensation gives a lower heat transfer rate than the dropwise condensation (B) Suitable coating or vapour additive is used to promote film ... place on it (D) Reynolds number of condensing liquid is based on its mass flow rate

Last Answer : (B) Suitable coating or vapour additive is used to promote film wise condensation

In industrial operations fluids with temperature less than __________ are set as the limit for waste heat recovery because of the risk of condensation of corrosive liquids a. 80C b. 100C c. 120C d. 200C

Description : In industrial operations fluids with temperature less than __________ are set as the limit for waste heat recovery because of the risk of condensation of corrosive liquids a. 80C b. 100C c. 120C d. 200C

Last Answer : 100C

Techniques of waste heat recovery ....... a) Direct contact condensation b) Indirect contact condensation c) Transport membrane condensation d) All of the above

Description : Techniques of waste heat recovery ....... a) Direct contact condensation b) Indirect contact condensation c) Transport membrane condensation d) All of the above

Last Answer : All of the above

The heat absorbed by a unit mass of a material at its holding point in order to convert the material into a gas at the same temperature.  a. Latent Heat of Sublimation  b. Latent Heat of Vaporization  c. Latent Heat of Fusion  d. Latent Heat Of Condensation

Description : The heat absorbed by a unit mass of a material at its holding point in order to convert the material into a gas at the same temperature.  a. Latent Heat of Sublimation  b. Latent Heat of Vaporization  c. Latent Heat of Fusion  d. Latent Heat Of Condensation

Last Answer : Latent Heat of Vaporization

What refers to the amount of energy absorbed or released during a phase-change process?  A. Molar heat  B. Latent heat  C. Vaporization heat  D. Condensation heat

Description : What refers to the amount of energy absorbed or released during a phase-change process?  A. Molar heat  B. Latent heat  C. Vaporization heat  D. Condensation heat

Last Answer : Latent heat

What is the amount of heat needed to turn 1kg of the substance at its boiling point from the liquid to the gaseous state?  A. Heat of fusion  B. Heat of vaporation  C. Heat of condensation  D. Heat of fission

Description : What is the amount of heat needed to turn 1kg of the substance at its boiling point from the liquid to the gaseous state?  A. Heat of fusion  B. Heat of vaporation  C. Heat of condensation  D. Heat of fission

Last Answer : Heat of vaporation

What is the amount of heat needed to turn 1 kg of the substance at its melting point from the solid to liquid state?  A. Heat of fusion  B. Heat of vaporation  C. Heat of condensation  D. Heat of fission

Description : What is the amount of heat needed to turn 1 kg of the substance at its melting point from the solid to liquid state?  A. Heat of fusion  B. Heat of vaporation  C. Heat of condensation  D. Heat of fission

Last Answer : Heat of fusion

Heat is transferred from the sun to the earth primarily by: w) conduction x) convection y) radiation z) condensation

Description : Heat is transferred from the sun to the earth primarily by: w) conduction x) convection y) radiation z) condensation 

Last Answer : ANSWER: Y -- RADIATION

When the ground gets warm it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.?

Description : When the ground gets warm it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.?

Last Answer : Some parts of the air - the so-called green-house gasses. Notthe more common parts of the air.

When the ground gets warm it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.?

Description : When the ground gets warm it emits an invisible type of light called infrared light. This light can travel into the atmosphere and heat the air that it encounters.?

Last Answer : Some parts of the air - the so-called green-house gasses. Notthe more common parts of the air.

If a vending machine accidentally releases 2 of the item you paid for instead of one, is taking the second one considered theft?

Description : If a vending machine accidentally releases 2 of the item you paid for instead of one, is taking the second one considered theft?

Last Answer : It malfunctioned, you can't put it back. I don't see how it could be theft. Looks like it's buy one get one free. What happens just as often is you pay for something and it does not dispense ... have anyone to complain to most of the time so usually you end up losing your money. It all averages out.

What happens when someone releases your cell phone number?

Description : What happens when someone releases your cell phone number?

Last Answer : answer:If he dropped the service, it means it is about to go dead. If all he did was release the number, it means you can transport it to another carrier, or you can sign up for your own account with the same number. Ask him to please clarify.

Why do online TV networks require that we verify to watch the latest releases?

Description : Why do online TV networks require that we verify to watch the latest releases?

Last Answer : I’ve only seen this with channels that cost extra, such as HBO. They do this to be sure you are paying for the content and not using online as a way to get it without subscribing to their station.

Are records released as promotional copies worth more or less than the official releases?

Description : Are records released as promotional copies worth more or less than the official releases?

Last Answer : promo. but tricky, all about the timing and the market. ever collect baseball cards? remember supply and demand? If you have a hot band, limited promo release record = $$$. Hot band + tons of promo ... band limited or plentiful = $... its all about the legacy and the scareness of your product :)

How do Press Releases work?

Description : How do Press Releases work?

Last Answer : Press releases are generally sent to news publications that a business or PR agency thinks may be interested in running an article about the subject matter or including in a calendar or ... about press releases. The widespread use of social media has challenged the traditional press release.

Is there a service online that aggregates press releases based on keywords?

Description : Is there a service online that aggregates press releases based on keywords?

Last Answer : What about Google Alerts? Granted, it’s e-mail and not RSS, but if you were looking for relatively few of these announcements, I think this would be a better option than RSS, anyway. If you have to slog through hundreds a week, I think RSS would be better.

Is there a list of upcoming Blu-ray releases?

Description : Is there a list of upcoming Blu-ray releases?

Last Answer : answer:http://www.google.com/search?&q[equal]upcoming+blu-ray+releases http://www.google.com/search?&q[equal]magnolia+blu-ray+release http://www.google.com/search?q[equal]%22punch+drunk+love%22+blu-ray+release

Is it worth publishing press releases on your blog?

Description : I have a blog, and I get emails to publish press releases. The point is that those articles contain links to them, so basically an advertising article. If it was without links, I wouldn't have a problem ... but like this? What do you think?

Last Answer : If the site in question offers you advertising reciprocally (meaning that if you publish a link to ´none´, a link to your site will be published), why not ??? I would not do it unilaterally (or without any other interesting advantage), why ??

Chlorofluorocarbon releases a chemical harmful to ozone:

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Description : Cyclic photophosphorylation releases

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$ Respiration is an endogenous reaction. ! Anaeroboic respiration releases more energy than aerobic respiration.

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Description : $ Respiration releases energy in the form of ATP ! Respiration in the presence of `O_(2)` is called Aerobic respiration.

Last Answer : $ Respiration releases energy in the form of ATP ! Respiration in the presence of `O_(2)` is called ... is wrong D. If both As and R are wrong.

The phenomenon of tides releases ……………….. 

Description : The phenomenon of tides releases ……………….. 

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What process releases energy from food in the presence of oxygen is?

Description : What process releases energy from food in the presence of oxygen is?

Last Answer : Need answer

In a dry cell the carbon rod releases electrons and becomes what kind of terminal?

Description : In a dry cell the carbon rod releases electrons and becomes what kind of terminal?

Last Answer : Need answer