Thermo Dynamics

Air Refrigeration Cycles: Definition, Types, Working, Advantages, Disadvantages

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What is Air Refrigeration Cycles? An air refrigeration cycle is a thermodynamic cycle that describes the process of cooling air to lower its temperature. It is commonly used in air conditioning and refrigeration systems to maintain comfortable temperatures in buildings or preserve perishable goods. The cycle involves the compression, cooling, expansion, and heating of air. …

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Polytropic Process: Definition, Examples, Applications, Advantages & Disadvantages

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What is Polytropic Process? A Polytropic process is a thermodynamic process in which the relationship between pressure (P) and volume (V) can be expressed by the equation: P⋅Vn=constant Here, n is the polytropic exponent, which can take on different values depending on the specific conditions of the process. The polytropic process is a generalization that …

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Air Refrigeration Cycle: Definition, Advantages, Disadvantages & Limitations

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What is Air Refrigeration Cycle? The air refrigeration cycle is a thermodynamic cycle used in air refrigeration systems to provide cooling or refrigeration. It operates on the principle of removing heat from a specified space or substance, typically referred to as the refrigerated space, and rejecting that heat to the surroundings. While the air refrigeration …

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Bomb Calorimeter: Definition, Construction, Working, Uses, Advantages & Disadvantages

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What is a Bomb Calorimeter? A bomb calorimeter is a laboratory apparatus used to measure the heat of combustion of a substance, typically a sample of fuel. This device allows for the precise determination of the calorific value or heat content of a material by burning it in a controlled environment. The bomb calorimeter consists …

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Difference between a Heat engine, Refrigerator and Heat Pump

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Difference between a Heat engine ,Refrigerator and Heat pump The distinctions between a heat engine, refrigerator, and heat pump lie in their functions, goals, and the direction of energy transfer. Here are the key differences: Key Differences: Understanding these differences highlights the diverse applications and functions of these thermodynamic systems based on their specific goals …

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Hyperbolic Process: Definition, Characteristics, Examples, Advantages & Applications

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What is Hyperbolic Process? A hyperbolic process, also known as a polytropic process with an index greater than 1 but less than infinity, is a type of thermodynamic process that can be described by the polytropic equation: PVn=constant In this equation, P is the pressure, V is the volume, n is the polytropic index, and …

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Adiabatic Index: Definition, Formula, Examples & Applications

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What is Adiabatic Index? The adiabatic index, also known as the ratio of specific heats or the heat capacity ratio, is a thermodynamic property that describes how a substance’s internal energy changes in response to changes in temperature and pressure without the exchange of heat with its surroundings. It is denoted by the symbol “γ” …

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Fuel: Definition, Types, Properties, Advantages, Disadvantages, & Applications

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What is Fuels? Fuels play a crucial role in powering various aspects of modern life, providing the energy needed for transportation, electricity generation, industrial processes, and more. These substances undergo combustion or other chemical processes to release energy in the form of heat or, in some cases, electricity. The use of fuels has been a …

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Difference between Adiabatic Process and Isentropic Process

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What is Adiabatic Process? An adiabatic process is a thermodynamic process in which no heat is exchanged with the surroundings. In other words, during an adiabatic process, the system is isolated, and there is no heat transfer into or out of the system. The term “adiabatic” is derived from the Greek words “a,” meaning “not,” …

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Constant Volume (Isochoric) Process: Definition, Characteristics, Applications, Advantages, Disadvantages

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What is Isochoric or Constant Volume Process An isochoric process, also known as a constant volume process, is a thermodynamic process during which the volume of the system remains constant. In other words, the system undergoes changes in other properties, such as pressure, temperature, or internal energy, while the volume remains unchanged. Key characteristics of …

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