Why rubidium is an example of a Bose-Einstein condensate?
Rubidium in itself is not an example of a Bose-Einstein condensate. The Bose-Einstein condensate is the fifth state of matter. Bose-Einstein condensate is a state of matter that only exists near absolute zero (zero degrees Kelvin) temperatures. Currently Rubidium is one of the only materials that scientists have caused to become a Bose-Einstein condensate. So Rubidium isn't an example of a Bose-Einstein condensate, its just an element that has been able to change state and become a Bose-Einstein condensate.
Another one is Neutron star wich is the dead remains of a star that has exploded as a supernova. It is like a giant, dense, heavy nucleus of mostly neurons.
How much work is done by the heat engine if it takes in 2000J of heat and rejects 1500J of heat?
Work done=Heat in-Heat out
2000-1500=500J
What two things did the intendancy system lead to?
The intendancy system in colonial Latin America led to increased centralization of power in the hands of royal officials appointed by the Spanish crown and more efficient governance and administration of the colonies. However, it also resulted in increased exploitation of indigenous populations and imposition of strict regulations that limited economic growth in the colonies.
What is the thermal conductivity of sandstone?
Thermal conductivity: 6.4 W/mK
Specific heat capacity: 0.98 J/gK
Density: 2,980 kg/m³
Flexural strength along the grain: 16.8 MN/m²
Flexural strength perpendicular to the grain: 15.7 MN/m²
see
http://www.tulikivi.com/www/kotien.nsf/WWWTakka/The%20characteristics%20of%20soapstone!OpenDocument&id=TI3
What role does the first law of thermodynamics play in living organisms?
Because living organisms have to expend energy in order to be alive, they require an input of energy - i.e the have to consume some source of energy ("eat") in order to survive - otherwise they run out of energy and die.
What is the base unit for thermodynamic temperature?
There are three units of temperature. The one most commonly used among the public is Fahrenheit. Scientists most commonly us Celsius. While chemists prefer the Kelvin. To provide some perspective, one kelvin equals -272.15 degrees Celsius, which equals -457.87 degrees Fahrenheit.
Why flannel keeps ice unmelted but people warm?
Flannel acts as an insulator, keeping things at the same temperature. It slows down heat transfer with the surroundings. If what you wrap it in is colder than the surroundings, then it will take longer to warm up. If what you wrap in it is warmer than the surroundings, it will take longer to cool down. Ice can stay cold and people can stay warm. The same concept is true for the common thermos bottle - you can keep hot chocolate hot in it or cold juice cold.
Note that in the case of people, we are constantly producing body heat from our metabolism so all the flanel has to do in order to keep us warm is to slow the heat transfer to a rate that is less than or equal to the rate at which our bodies are producing heat.
What is point function in thermodynamics?
A path function is one where it the value of the function depends on the path you took from the initial and final state. Work and Heat are path functions.
A "point function" is one that only has points as values rather than being continuous. The only point functions in thermodynamics are where the thermodynamic conditions are fully constrained - such as pure component triple points and critical points. At the triple point vapor, liquid, and solid can coexist in equilibrium. That only happens at a single temperature and pressure. Likewise, the critical point only occurs at the critical temperature and pressure. If you have a mixture, you get a continuous function over a composition range rather than a single point.
If by "point function" the questioner meant to refer to those functions/properties where the value only depends on the point where you start and the point where you end, the correct name is "state function". In thermodynamics changes in internal energy, enthalpy, Helmoltz energy, and Gibbs free energy depend only on starting and ending conditions and are State Functions.
Rothalpy is a property used in thermodynamics that combines the enthalpy and the total pressure of a system into a single value to simplify energy balance calculations and analysis. It is particularly useful in studying compressible fluid flow processes.
What are 3 examples of a thermodynamic system?
Open systems refer to systems that interact with other systems or the outside environment
Open-systems theory originated in the natural sciences and subsequently spread to fields as diverse as computer science, ecology, engineering, management, and psychotherapy. In contrast to closed-systems, the open-system perspective views an organization as an entity that takes inputs from the environment, transforms them, and releases them as outputs in tandem with reciprocal effects on the organization itself along with the environment in which the organization operates. That is, the organization becomes part and parcel of the environment in which it is situated. Returning for a moment to the example of biological systems as open-systems, billions of individual cells in the human body, themselves composed of thousands of individual parts and processes, are essential for the viability of the larger body in which they are a part. In turn, "macro-level" processes such as eating and breathing make the survival of individual cells contingent on these larger processes. In much the same way, open-systems of organizations accept that organizations are contingent on their environments and these environments are also contingent on organizations.
POSIX is an example of open systems.
Which is thermodynamically stable isoborneol or isomeric borneol?
Borneol is more thermodynamically stable. Isoborneol is the kinetic product.
How is thermodynamic probability related to entropy?
Thermodynamic probability is a measure of the likelihood of a system being in a particular microstate. Entropy is a measure of the disorder or randomness of a system, which is related to the number of possible microstates it can occupy. As the number of microstates available to a system increases, the entropy also increases, reflecting the higher thermodynamic probability of the system being in a more disordered state.
What converts heat energy into work?
I suppose you could convert kinetic energy into thermal energy via friction, i.e. a moving object could move along another object, causing friction, which would release thermal energy in the process. I cannot think of a more direct way. -Hazz
Which type of power plant requires maximum expenditure?
Nuclear power plants require the highest initial expenditure compared to other types of power plants due to the complex technology and infrastructure needed to harness nuclear energy. Additionally, nuclear power plants have high costs associated with safety measures, waste disposal, and decommissioning at the end of their operational life.
How is heat provided in adiabatic process?
First we measured the temperature of the sample and then give certain amount of heat to it. Then we will measure the final temperature and divide amount of heat supplied to increase in temperature, gives the heat capacity of the sample.
Disscuss the skin's function for thermodynamics?
skin provides a control mechanism to maintain a homeostasis temperature of the whole body. when body temperature too low the body generates a body shaking mechanical force to provide energy to the body. when body temperature too high, the sweat gland releases energy as heat form to reduce body temperature.
What is the temperature of maximum density of water?
Short Answer:
Water reaches it maximum density at 3.98 °C (39.16 °F).
The density of ice 0.9168 g/cm3 at 0 °C .
The density of water, 0.99984 g/cm3 at 0 °C and 0.99997 g/cm3 at 4 °C.
Explanation:
Water gets more dense as it cools until it reaches 4 degrees C. At that point, because water molecules (and the forces between them) are not spherical, they begin to exhibit a tendency to hold particular orientations at preferred separation distances that keep them further apart than was possible above 4 C. Cooling from 4 C towards 0 C removes more kinetic energy allowing the preferred orientations and separations to become more orderly, further decreasing density. At freezing, 0 C, the nonspherical forces between molecules lock them into the preferential orientations and separations of the ice crystal arrangement with a sharp increase in average separation and decrease in bulk density.
Water is at its greatest density at 3.98 degrees Centigrade
Water is at its maximum density at 4 oC.
What is thermodynamic temperature scale?
The thermodynamic temperature scale, also known as the Kelvin scale, is an absolute temperature scale where zero is the point at which all thermal motion ceases (absolute zero). It is defined based on the properties of ideal gases and is commonly used in scientific and engineering applications. The Kelvin scale is related to the Celsius scale by the equation: T(K) = T(°C) + 273.15.
There should be equal probability (at least over time) of the molecule being in either flask (as long as you don't have to account for the possibility of it being in a region connecting the two flasks but belonging to neither). Thus the probability is 50% it's in A and 50% it's in B.
If it only has 2 stages it really isn't an engine. It is possible to describe a heat engine/heat pump with 3 stages, but calculating the changes in thermodynamic properties, work, and heat in each stage can be difficult with only 3 stages. It is also extremely difficult to build an actual pump or engine that only uses 3 stages - you always seem to wind up with one that really has 4 stages with one of them being a very short stage between 2 of the 3 you meant to have. For all practical purposes, you will have at least 4 stages in a heat engine or heat pump.
Convection is a method of heat transfer that involves the movement of fluids, such as air or water, to transfer heat. However, convection does not play a significant role in transferring heat energy in and around the Earth, where the dominant processes are radiation and conduction due to the vacuum of space.
Why carnot cycle is called a two adiabatic and two isothermal process?
Adiabatic means there's no heat transference during the process;
Isothermal means the process occurs at constant temperature.
The compression and expansion processes are adiabatic, whereas the heat transfer from the hot reservoir and to the cold reservoir are isothermal.
Those are the two adiabatic and isothermal processes.
Is there any material have higher specific heat capacity rather than water?
Yes, substances like ammonia, hydrogen, and liquid metals such as mercury and sodium have higher specific heat capacities than water. For example, the specific heat capacity of ammonia is almost double that of water.
What are the industrial applications of thermodynamics?
Thermodynamics is used in various industrial applications such as power generation (steam turbines), refrigeration and air conditioning systems, chemical manufacturing processes, and in the design of engines and combustion systems. It helps in optimizing processes for efficiency, determining heat transfer rates, and understanding energy conversion mechanisms.
What is constant in a polytropic process?
In Polytropic process the product of Pressure and Volume (PV) power 'n' is constant
where,
'n' is polytropic index