The _________ works on the basis of the principle of _______________ of ___________. This is related to thermodynamics.

Q: Reservoir A has a temperature of 20 degrees C, and reservoir B has a temperature of 45 degrees C. A…

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Q: In doing 15000 J of work, an engine rejects 9000 J of heat. What is the efficiency of the engine

A: The efficiency of the engine is, e=ww+Q

Q: A 2.00 L container of left-over soup at a temperature of 323 K is placed in a refrigerator. Assume…

A: Given data The volume of the container is V = 2 L = 2 x 10-3 m3 The initial temperature of the soup…

Q: IVE TWO EXAMPLE OF PHENOMENA OR APPLICATION OF THERMODYNAMICS IN PHYSICS

A: There are lots of examples that are basically an application of thermodynamic. Here we will two most…

Q: engine is represented on a PV- diagram, then the area enclosed by the curve is equal CO the heat…

A: In P-V cycle of heat engine Pressure values are taken on y axis Volume values are taken on x axis…

Q: A heat pump with a COP of 2.5 supplies ener gy to a house at a rate of 60,000 Btu/h. Determine (a)…

A: a) The COP is given by,

Q: the energy input to an engine is 4 times greater than the work it performs. what is its efficiency

A: Out put of the engine is the work it performs.Let it be w. Given the input is 4w Efficiency of an…

Q: an engine of a large ship does 430 MJ of work with an efficiency of 25% determine the amount of heat…

A: Since energy is conserved, the amount of energy used by the ship plus the amount of energy released…

Q: A heat engine receives heat from a heat source at 1200°C and has a thermal efficiency of 40 percent.…

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Q: An experimenter adds 990 JJ of heat to 1.75 molmol of an ideal gas to heat it from 10.0∘C∘C to 25.2…

A: Given that, the value of heat and mole of an ideal gas and difference in temperature and also given…

Q: A car running using a heat engine does 3.9 × 107 J of work. If the heat engine is 89 percent…

A: Efficiency can be expressed as

Q: The S.I unit of specific heat is: O a. J/Kg O b. Kg /J O c.J/ Kg C O d. Cal / kg K

A: The SI unit of specific heat is: J / Kg C

Q: The internal energy of a gas changes from 10 calories to 15 calories went 6 calories of heat are…

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Q: A heat engine operates between two reservoirs at temperature of 25°c and 300°c what is the maximum…

A: Temperature of higherthermal reservoir   TH=3000c                                       = 573kLower…

Q: In a thermodynamic process, 20 Joules are removed from a system as heat, and 30 Joules are added as…

A: The 1st law of thermodynamics implies the conservation of energy. It states that for a system in…

Q: What is the importance of Thermal Equilibrium  in the study of thermodynamics

A: Thermal equilibrium :- If two objects are of different temperature the objects transfer the heat…

Q: To achieve absolute zero, which law of thermodynamics would need to be violated? fourth zeroth…

A: To achieve absolute zero , the second law of thermodynamics need to be violated . Because ,…

Q: Thermodynamics   A force of 6 lbs acts on an object with a weight of 35 lbs on earth. Determine…

A: step1: Mass of object=6lbsForce due to gravity=35lbs

Q: The amount of energy transferred between two objects is considered. O a. Joules O b. Thermal waste O…

A: Lets define few the terms first: Joule: is the unit of heat . So it can't be answer.

Q: From the list below choose the system properties that can change in time Temperature Mass O Energy…

A: The system properties change with the time are

Q: Determine if each of the four processes below describes positive or negative changes to the internal…

A: here given 4 cases;  we have to check if these workdone is positive or negative;

Q: If a heat engine's efficiency is 30% and its work output is 2000J, how much thermal energy must have…

A: Efficiency of heat engine,

Q: An amount of heat added to a unit mass of gas will result in a differential change in internal…

A: Let's check each option one by one  Statement  an amount of heat added to a unit mass of gas will…

Q: What law of thermodynamics states that energy can be transformed? First Law (Law of Conservation of…

A: First law of thermodynamics :  Energy can neither be created nor be destroyed , but converted into…

Q: gas enclosed in a chamber absorbs 949.70 J of heat and during the same time does 353.61 J of work on…

A: Heat absorbed = 949.70 J  Hence, heat added to system q = - 949.70 J Work done by system W = 353.61…

Q: A container is filled with 4kg of water initially at temperature of 25°c heat is supplied to the…

A: Given data: Mass (m) = 4 kg Initial temperature (T0) = 25°C Final temperature (T) = 50°C  Required:…

Q: The sum of all forms of mechanical energy of molecules in a thermodynamic system called O a.…

A: Answer Internal energy of thermodynamic system is the sum of all mechanical energies of all the…

Q: The structure of a house is such that it loses heat at a rate of 3800 kJ/h per °C difference between…

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Q: How much heat is needed to produce 13 J of energy from a heat engine with an efficiency of 0.3? 3.9…

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Q: What is the zeroth law of thermodynamics?

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Q: Air is heated into a container. During heating 2 kj of heat is transfered to the air and 1 kJ of…

A: The heat energy is the sum of internal energy and work done. The SI unit of internal energy is…

Q: The zeroth law of thermodynamics allows us to measure: * Temperature Kinetic energy Specific heat…

A: According to zeroth law of thermodynamics, if two systems are each in thermal equilibrium with a…

Q: What thermodynamic factors make something a good choice for storing energy?

A: Entropy and enthalpy are two of the basic factors of thermodynamics. Enthalpy is do with the…

Q: How does the first law of thermodynamics relate the internal energy change?

A: The first law of thermodynamics applies the conservation of energy principle to systems where heat…

Q: What is the efficiency of a steam engine with a heat input of 1000 K and a steam output of 400 K?

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Q: the first law of thermodynamics is consequence of ___________   A. gravity B. conservation of…

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Q: Which of the following shrinks in size when the temperature increases by 1 degree Celsius? a cup…

A: Required :: Which of the following shrinks in size when the temperature increases by 1 degree…

Q: How much heat must be supplied to the engine per second?

A: Answer for  Part A : 616666 J/s Part B: 77699916 J  Explanation is in next step :

Q: Calculate the Efficiency of a bulb a)Lumen:800 W=60 b)Lumen:780 w=13 c)Lumen:806 w=7.5…

A: a) Efficiency = No. of Lumens / No. of watts => Efficiency = 800/60 => Efficiency = 13.33…

Q: . You do 10,000 J of work on a system of 3.00 kg water by stirring it with a paddle wheel. During…

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Q: What is the symbol, SI unit and formula of Temperature in thermodynamics?

A: Our question is to find the ; Symbol SI unit Formula of temperature in thermodynamics.

Q: If a heat pump works between-20°C and 5 performance is... Select one: a. 1.42 b. 4.61 c. 1.67

A: Thot=50°C Tcold=-20°C By Using formula we will get coefficient of performance of heat pump. Answer…

Q: The ideal efficiency for a heat engine operating between the temperatures of 430 degrees C and 27…

A: The correct answer is 57% i.e. option (A)

Q: Choose the BEST answer to the following: Heat is simply another word for (a) temperature. (b)…

A: Heat is the energy in transit that flows from a region of higher temperature to a region of lower…