Cryogenics is: (1) A scientific study of dust (2) Study of heat (3) Scientific study of very low temperatures (4) Study of genesis

Cryogenics is: (1) A scientific study of dust (2) Study of heat (3) Scientific study of very low temperatures (4) Study of genesis
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Scientific study of very low temperatures
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The study of phenomena at very low temperatures is called - (1) heat transfer (2) morphology (3) crystallography (4) cryogenics

Description : The study of phenomena at very low temperatures is called - (1) heat transfer (2) morphology (3) crystallography (4) cryogenics

Last Answer : (4) cryogenics Explanation: A person who studies elements that have been subjected to extremely cold temperatures is called a cryogenicist.

The science dealing with the study of phenomena at very low temperatures is known as (a) refrigenics (b) cytogenics (c) frozenics (d) cryogenics

Description : The science dealing with the study of phenomena at very low temperatures is known as (a) refrigenics (b) cytogenics (c) frozenics (d) cryogenics

Last Answer : Ans:(d)

'Cryogenics' is a science dealing with – (1) high temperatures (2) low temperatures (3) friction and wear (4) growth of crystals

Description : 'Cryogenics' is a science dealing with – (1) high temperatures (2) low temperatures (3) friction and wear (4) growth of crystals

Last Answer : (2) low temperatures Explanation: Cryogenics is the study of how to get to low temperatures and of how materials behave when they get there. Besides the familiar temperature scales of Fahrenheit and ... modern processes being used to treat metals (as well as other materials) is cryogenic tempering.

‘Cryogenics’ is a science dealing with (1) high temperatures (2) low temperatures (3) friction and wear (4) growth of crystals

Description : ‘Cryogenics’ is a science dealing with (1) high temperatures (2) low temperatures (3) friction and wear (4) growth of crystals

Last Answer : low temperatures

This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star. A. Alpha Stage B. Stellar Genesis C. Protostar (Answer) D. Star of Adam

Description : This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star. A. Alpha Stage B. Stellar Genesis C. Protostar (Answer) D. Star of Adam

Last Answer : C. Protostar (Answer)

'Cryogenics' is concerned with the generation & use of low temperature in the range of (A) 0°K to 123°K (B) 0°C to - 123°C (C) 0°C to - 273°C (D) 0°K to 273°K

Description : 'Cryogenics' is concerned with the generation & use of low temperature in the range of (A) 0°K to 123°K (B) 0°C to - 123°C (C) 0°C to - 273°C (D) 0°K to 273°K

Last Answer : Option A

Has cryogenics been proven effective yet?

Description : Has cryogenics been proven effective yet?

Last Answer : No, and it never will be. When you’re dead, you’re dead. End of story.

Flowering dependent on cold treatment is (a) cryotherapy (b) cryogenics (c) cryoscopy (d) vernalisation.

Description : Flowering dependent on cold treatment is (a) cryotherapy (b) cryogenics (c) cryoscopy (d) vernalisation.

Last Answer : (d) vernalisation.

What ice melt will be effective on my driveway at very low temperatures, while doing very little damge to my lawn.

Description : What ice melt will be effective on my driveway at very low temperatures, while doing very little damge to my lawn.

Last Answer : Kitty litter works but it is expensive.

Superconductors are those elements – (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperature (3) Which conduct electricity only at super-high temperature (4) Which conduct electricity only, at super-high temperatures

Description : Superconductors are those elements – (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperature (3) Which conduct electricity only at super-high temperature (4) Which conduct electricity only, at super-high temperatures

Last Answer : (2) Whose resistance falls almost to zero at very low temperature Explanation: Superconductivity is a phenomenon of exactly zero electrical resistance and expulsion of magnetic fields occurring in ... lines from the interior of the superconductor as it transitions into the superconducting state.

Thermocouple is suitable for measuring (A) Liquid temperatures only (B) Very high temperatures only (C) Very low temperatures only (D) Both high and low temperatures

Description : Thermocouple is suitable for measuring (A) Liquid temperatures only (B) Very high temperatures only (C) Very low temperatures only (D) Both high and low temperatures

Last Answer : (D) Both high and low temperatures

For a dielectric which of the following properties hold good? a) They are superconductors at high temperatures b) They are superconductors at low temperatures c) They can never become a superconductor d) They have very less dielectric breakdown voltage

Description : For a dielectric which of the following properties hold good? a) They are superconductors at high temperatures b) They are superconductors at low temperatures c) They can never become a superconductor d) They have very less dielectric breakdown voltage

Last Answer : b) They are superconductors at low temperatures

Pick out the wrong statement. (A) A particular chemical reaction is more temperature sensitive at low temperatures (B) A very high value of equilibrium constant, K (K >> 1) indicates that the reaction is practically irreversible in nature (C) The intercept of the Arrhenius plot is called the 'activation energy' (D) Non-ideal flow takes place in reactors due to recycling, channeling or by creation of stagnant regions

Description : Pick out the wrong statement. (A) A particular chemical reaction is more temperature sensitive at low temperatures (B) A very high value of equilibrium constant, K (K >> 1) indicates that the ... ) Non-ideal flow takes place in reactors due to recycling, channeling or by creation of stagnant regions

Last Answer : (C) The intercept of the Arrhenius plot is called the 'activation energy

Hyperthermophiles are micro organism which live at ____________. a) temperatures between 80^o-122^0 c)cold desert b) very low temperatures d)salt water lake

Description : Hyperthermophiles are micro organism which live at ____________. a) temperatures between 80^o-122^0 c)cold desert b) very low temperatures d)salt water lake

Last Answer : a) temperatures between 80^o-122^0

Superconductors are those elements (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperatures (3) which turn into insulators at very low temperatures (4) which conduct electricity only at super-high temperatures

Description : Superconductors are those elements (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperatures (3) which turn into insulators at very low temperatures (4) which conduct electricity only at super-high temperatures

Last Answer : Whose resistance falls almost to zero at very low temperatures

Materials, whose resistivity at very low temperatures plunges from a finite value to zero and remains there...

Description : Materials, whose resistivity at very low temperatures plunges from a finite value to zero and remains there upon further cooling, are known as

Last Answer : Materials, whose resistivity at very low temperatures plunges from a finite value to zero and remains there upon further cooling, are known as Superconductors

Does evolution disprove the claims contained in the book of Genesis?

Description : Does evolution disprove the claims contained in the book of Genesis?

Last Answer : yes.

If you live in the Northeast USA, are you ready for "Bombo-Genesis," aka The Blizzard of the Century, 24-36 inches of snow?

Description : If you live in the Northeast USA, are you ready for "Bombo-Genesis," aka The Blizzard of the Century, 24-36 inches of snow?

Last Answer : answer:Leave work before it starts. A lot of people will have your same plan and the roads will be ridiculous. All morning people will be using the roads to buy groceries, salt, and flashlight batteries. Don’t forget to plug up your bathtubs and fill them with water.

Who were the "Sons of God" mentioned in Genesis?

Description : Who were the "Sons of God" mentioned in Genesis?

Last Answer : I am not a Biblical scholar, but the Nephilim refers to the Giants of that time. Goliath was probably a Nephilim. Sons of God may refer to angels, who did a lot of the heavy lifting back then. But, as I said, I am not sure.

What are some cool games like jurassic park operation genesis?

Description : What are some cool games like jurassic park operation genesis?

Last Answer : I also like stimulation game like Jurassic Park,The Sims,etc(although I don’t play it anymore). I think you can try some other game like Zoo Tycoon,Fast food Tycoon,Mall Tycoon,Space Colony,or else. I’m currently playing GTA.

How many differerent langauges has Genesis been translated into? Does anyone have a reliable source for an estimate?

Description : How many differerent langauges has Genesis been translated into? Does anyone have a reliable source for an estimate?

Last Answer : answer:http://www.biblegateway.com/versions/ The above site has just under 50, publish online for viewing.

What length of time does a day mean in Genesis 1?

Description : What length of time does a day mean in Genesis 1?

Last Answer : Well the gap theory suggests that each day may be a million or more years. Some fundamentalist Christians, however, actually believe that each day is a literal day as we know it. But the supporters of ... s eyes and a 1000 years a day. So in short, different people take that verse different ways.

In Genesis how does God appear?

Description : In Genesis how does God appear?

Last Answer : Feel Free to Answer

Is the Book of Ruth a more fully developed narrative than the stories from Genesis Can it be considered a short story Analyze such elements as plot character setting and theme.?

Description : Is the Book of Ruth a more fully developed narrative than the stories from Genesis Can it be considered a short story Analyze such elements as plot character setting and theme.?

Last Answer : Feel Free to Answer

In which book are the words I am holy repeated Genesis Psalms Isaiah Leviticus Ezekiel?

Description : In which book are the words I am holy repeated Genesis Psalms Isaiah Leviticus Ezekiel?

Last Answer : Leviticus (11:44,45; 19:2; 20:26; 21:8). In Isaiah there aremany similar phrases but not the exact phrase you asked about.

In which book are the words I am holy repeated Genesis Psalms Isaiah Leviticus Ezekiel?

Description : In which book are the words I am holy repeated Genesis Psalms Isaiah Leviticus Ezekiel?

Last Answer : Leviticus (11:44,45; 19:2; 20:26; 21:8). In Isaiah there aremany similar phrases but not the exact phrase you asked about.

How much propane capacity is the Weber Genesis E-310 Propane Gas Grill - Black capable of holding?

Description : How much propane capacity is the Weber Genesis E-310 Propane Gas Grill - Black capable of holding?

Last Answer : The Weber Genesis E-310 can use any size propane container, as long as it has a standard propane nozzle connector.

How tall is the Weber Genesis Propane Gas Grill?

Description : How tall is the Weber Genesis Propane Gas Grill?

Last Answer : The grille platform is around 3.5 feet high off the ground.

In Genesis 1:2, wherte did the water come from?

Description : In Genesis 1:2, wherte did the water come from?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

n angiosperms, microsporogenesis and megasporo -genesis (a) involve meiosis (b) occur in ovule (c) occur in anther (d) form gametes without further divisions.

Description : n angiosperms, microsporogenesis and megasporo -genesis (a) involve meiosis (b) occur in ovule (c) occur in anther (d) form gametes without further divisions.

Last Answer : (a) involve meiosis

Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Description : Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Last Answer : A. Small pulp chambers and root canals, normal enamel

Delayed eruption of at least part of the dentition is a recognised feature in:** A. Dentino-Genesis imperfecta B. Anhidrotic ectodermal dysplasia (oligodontia, anodontia , conic teeth) C. Rickets

Description : Delayed eruption of at least part of the dentition is a recognised feature in:** A. Dentino-Genesis imperfecta B. Anhidrotic ectodermal dysplasia (oligodontia, anodontia , conic teeth) C. Rickets

Last Answer : C. Rickets

State classification of rocks based on their genesis.

Description : State classification of rocks based on their genesis.

Last Answer : Rocks on the basis of their origin are broadly divided into three major classes 1) Igneous rock. 2) Sedimentary rock. 3) Metamorphic rock.

State types of rocks based on their genesis (mode of origin).

Description : State types of rocks based on their genesis (mode of origin).

Last Answer : 1. Igneous Rocks 2. Sedimentary Rocks 3. Metamorphic Rocks

Does someone study the settling of dust?

Description : Does someone study the settling of dust?

Last Answer : answer:I would guess that there are people who study how dust accumulates and falls, especially in the forensic sciences, with regards to crime and body decomposition. They would need to know how ... earth and stones and layers. And then there are pedologists who study soil in its natural setting.

Which of the following statements is not true about diamonds? (a) It is the purest form of carbon (b) It is the hardest naturally occurring substance (c) It is a good conductor of electricity (d) Artificial diamonds can be prepared by subjecting a solution of pure carbon in iron to very high pressures and temperatures

Description : Which of the following statements is not true about diamonds? (a) It is the purest form of carbon (b) It is the hardest naturally occurring substance (c) It is a good conductor of ... diamonds can be prepared by subjecting a solution of pure carbon in iron to very high pressures and temperatures

Last Answer : Ans:(c)

When brazing the lowest effective brazing temperatures possible should be used to minimize the effects of heat on the base metal?

Description : When brazing the lowest effective brazing temperatures possible should be used to minimize the effects of heat on the base metal?

Last Answer : Yes, that is proper technique.

At lower temperatures and pressures, the latent heat of vaporization of a refrigerant (a) decreases (b) increases (c) remains same (d) depends on other factors

Description : At lower temperatures and pressures, the latent heat of vaporization of a refrigerant (a) decreases (b) increases (c) remains same (d) depends on other factors

Last Answer : Ans: b

The direction of heat flow between two objects depends on - (1) Their masses (2) Their heat contents (3) Their temperatures (4) Whether they are in solid, liquid or gaseous state

Description : The direction of heat flow between two objects depends on - (1) Their masses (2) Their heat contents (3) Their temperatures (4) Whether they are in solid, liquid or gaseous state

Last Answer : (3) Their temperatures Explanation: Heat always flows from a body at higher temperature to a body at a lower temperature.

Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. (A) 350 (B) 750 (C) 1050 (D) 1250

Description : Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. (A) 350 (B) 750 (C) 1050 (D) 1250

Last Answer : (B) 750

Pick out the wrong statement. (A) Theoretical flame temperature is the temperature attained by the products of combustion, when the fuel is burned without loss or gain of heat (B) Burning the fuel with theoretically required amount of pure oxygen results in attainment of maximum adiabatic flame temperature (C) Burning the fuel with excess pure oxygen results in maximum theoretical flame temperature (D) Adiabatic flame temperatures of actual combustions are always less than the maximum values

Description : Pick out the wrong statement. (A) Theoretical flame temperature is the temperature attained by the products of combustion, when the fuel is burned without loss or gain of heat (B) ... flame temperature (D) Adiabatic flame temperatures of actual combustions are always less than the maximum values

Last Answer : (C) Burning the fuel with excess pure oxygen results in maximum theoretical flame temperature

A thermoelectric engine which consists of two dissimilar electric conductors connected at two junctions maintained at different temperatures, converts (a) Electric energy into heat energy [IES-2006] (b) Heat energy into electric energy (c) Mechanical work into electric energy (d) Electric energy into mechanical work

Description : A thermoelectric engine which consists of two dissimilar electric conductors connected at two junctions maintained at different temperatures, converts (a) Electric energy into heat energy [IES-2006] (b ... energy (c) Mechanical work into electric energy (d) Electric energy into mechanical work  

Last Answer : (b) Heat energy into electric energy  

The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1- T2)/T1. The co efficient of performance (C.O.P.) of a Carnot heat pump operating between T1 and T2is given by (A) T1/(T1-T2) (B) T2/(T1-T2) (C) T1/T2 (D) T2/R1

Description : The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1- T2)/T1. The co efficient of performance (C.O.P.) of a Carnot heat pump operating between T1 and T2is given by (A) T1/(T1-T2) (B) T2/(T1-T2) (C) T1/T2 (D) T2/R1

Last Answer : (A) T1/(T1-T2)

If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the (A) Maxwell's equation (B) Clausius-Clapeyron Equation (C) Van Laar equation (D) Nernst Heat Theorem

Description : If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the (A) Maxwell's equation (B) Clausius-Clapeyron Equation (C) Van Laar equation (D) Nernst Heat Theorem

Last Answer : B) Clausius-Clapeyron Equation

Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the (A) Two temperatures only (B) Pressure of working fluid (C) Mass of the working fluid (D) Mass and pressure both of the working fluid

Description : Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the (A) Two temperatures only (B) Pressure of working fluid (C) Mass of the working fluid (D) Mass and pressure both of the working fluid

Last Answer : (A) Two temperatures only

The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2(when, T1 > T2) is given by (T1- T2)/T1. The co efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2is given by (A) T1/(T1-T2) (B) T2/(T1-T2) (C) T1/T2 (D) T2/T1

Description : The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2(when, T1 > T2) is given by (T1- T2)/T1. The co efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2is given by (A) T1/(T1-T2) (B) T2/(T1-T2) (C) T1/T2 (D) T2/T1

Last Answer : (B) T2/(T1-T2)

Secondary hardening in steels arises out of the (A) Precipitation of fine alloy carbides at high temperatures (B) Refinement of ferrite grain size by working (C) Decomposition of retained austenite upon heat treatment (D) Precipitation of complex inter-metallic upon heat treatment

Description : Secondary hardening in steels arises out of the (A) Precipitation of fine alloy carbides at high temperatures (B) Refinement of ferrite grain size by working (C) Decomposition of retained austenite upon heat treatment (D) Precipitation of complex inter-metallic upon heat treatment

Last Answer : Option C

What predicts the approximate molar specific heat at high temperatures from the atomic weight?  A. Third law of thermodynamics  B. Law of Dulong and Petit  C. Mollier diagram  D. Pressure-enthalpy diagram

Description : What predicts the approximate molar specific heat at high temperatures from the atomic weight?  A. Third law of thermodynamics  B. Law of Dulong and Petit  C. Mollier diagram  D. Pressure-enthalpy diagram

Last Answer : Law of Dulong and Petit

For heat engine operating between two temperatures (T1>T2), what is the maximum efficiency attainable?  A. Eff = 1 – (T2/T1)  B. Eff = 1 - (T1/T2)  C. Eff = T1 - T2  D. Eff = 1 - (T2/T1)^2

Description : For heat engine operating between two temperatures (T1>T2), what is the maximum efficiency attainable?  A. Eff = 1 – (T2/T1)  B. Eff = 1 - (T1/T2)  C. Eff = T1 - T2  D. Eff = 1 - (T2/T1)^2

Last Answer : Eff = 1 – (T2/T1)

Which law states that the specific heat of a gas remains constant at all temperatures and pressures  (a) Charles’ Law  (b) Joule’s Law  (c) Regnault’s Law  (d) Boyle’s Law  (e) there is no such law.

Description : Which law states that the specific heat of a gas remains constant at all temperatures and pressures  (a) Charles’ Law  (b) Joule’s Law  (c) Regnault’s Law  (d) Boyle’s Law  (e) there is no such law.

Last Answer : Answer : c