A solar panel receives energy from the sun at a , rate of 5kW .thermal energy is transfered from the solar panel to water with an efficiency of 20%.coldwater of mass 15kg enters the solar panel every hour .the specific heat capacity of water is 4200J/(kg°C).calculate the temperature of water

Q: A C a d >V the path acb, 90.0 J of heat flows into the system and 50.0 J of work is done by the…

A: GIVEN :Along acb,  heat into system q =90 J Work done W  by system W =50J Along adb, Work done by…

Q: A typical electric refrigerator has a power rating of 600 W, which is the rate (in J/s) at which…

A: Given: The power rating of the refrigerator is 600 W. The heat released into the room is 1000 W.…

Q: What is the change in internal energy of a system that takes in 4.43  106 J of heat, and does 4.50…

A:

Q: The heat transferred in a thermodynamic cycle of a system consisting of four processes are…

A: Given the processes constitute a cycle.For a cyclic process the system comes back to the initial…

Q: What is the maximum theoretical thermal efficiency of a steam engine that is supplied steam at a…

A: Given: The temperature at which the steam is supplied, TS=500° C, The temperature at which the…

Q: A system gains 2500 J of heat at a constant pressure of 1.26 x 10° Pa, and its internal energy…

A: Given: ∆Q=2500 J P = 1.26*105 Pa ∆ U =3870 J

Q: H.W) 1013.25 J of heat energy is supplied to Imol of NH3 (g) which is initially volume is 4L at…

A: Given - Heat Energy Q=1013.25 J Initially volume V1=4L Pressure P=2 atm

Q: How much heat transfer occurs from a system, if its internal energy decreased by 50 J while it was…

A: given that,Internal energy decreased:∆U=- 50 Jwork done:∆W=120 J

Q: The equation of an ideal gas is given by, T = T,e" , where v is the volume of the gas and a is…

A: First law of thermodynamics states that the energy can neither be created nor destroyed but can be…

Q: If a system has 275 kcal of work done to it, and releases 5.00x102 kJof heat into its…

A: Given:  Work, W = 275 kcal = 275 x 4.2 = 1155 kJ  heat, Q = - 500 kJ

Q: An ideal, or Carnot, heat pump is used to heat a house to a temperature of 294 K (21 °C). How much…

A: Given:-          Out door temperature = 273 K         House temperature = 294 K

Q: The 2nd Law of thermodynamics states that the change in internal energy of a system equals the net…

A: According to 2nd law of thermodynamics states that the change in internal energy of a system equals…

Q: How much heat transfer occurs to the environment per day by an electrical power station that uses…

A: Given: The total amount of heat transfer is 1.2×1014 J. The efficiency of the engine is 42%.…

Q: A proposed ocean thermal-energy conversion (OTEC) system is a heat engine that would operate between…

A:

Q: An ideal gas undergoes a process in which its internal energy decreases by 500 J. Over the same time…

A: Given:decreases in internal energy, dU = - 500 Jwork done on the system , dW = - 220 JFind  energy…

Q: A thermodynamic system undergoes a process in which its internal energy decreases by 500 J. Over the…

A: The expression for the required transferred energy is,

Q: A gas-cooled nuclear reactor operates between hot and cold reservoir temperatures of 700°C and…

A:

Q: An air-filled cylinder with a movable piston has a heat reservoir in con- tact with it. The heat…

A:

Q: A system does 137 J of work on its environment and gains 95.3 J of heat in the process. Find the…

A: The work done by the system on the environment,

Q: A quantity of gas is confined to a cylinder with a movable piston. Then 1,300 J of heat is expelled…

A: Given  Heat expelled (Q) = -1300 J  Work done (w)  = +900 J  From first law of thermodynamics…

Q: A heat pump moves heat from the chilly 8°C air outside a house to the toastier 21°C air inside. The…

A:

Q: Work of 2000 J is done on an ideal gas, but the internal energy increases by only 1700 J. What is…

A:

Q: A system gains 3080 J of heat at a constant pressure of 1.28 × 105 Pa, and its internal energy…

A:

Q: The thermal efficiency of a general heat engine is 35 percent, and it produces 60 hp. At what rate…

A:

Q: A gas is compressed inside a cylinder with an average force of 40 N acts to move the piston 0.20 m.…

A:

Q: A gas is compressed from 520 cm^3 to 200 cm^3 at a constant pressure of 500 kPa . At the same time,…

A:

Q: What is the change in the internal energy of the system if 400 J of heat is added to the system and…

A: Heat added to system = 400 Joules  Work done by the system = 2300 Joules

Q: A quantity of a certain perfect gas is compressed from an initial state of 0.085 m', 1 bar to a…

A:

Q: On a cold day, a heat pump absorbs heat from the outside air at -10°C and transfers it into a home…

A: Given value--- cold temperatures = - 10 degree C. Hot temperatures = 30 degree C. We have to…

Q: The amount of heat transferred to a thermodynamic system is Q=0,5KJ.Find the work done by  the…

A: Given data: Heat transferred to the thermodynamic system is Q = 0.5 kJ = 500 J Change in the…

Q: A thermodynamic system undergoes a process where its internal energy increases by 200 J. During this…

A: The change in internal energy of the system,

Q: The first low of the thermodynamics shows U = Q - W, where U is a changing internal energy of the…

A: Given:Heal flown out of the system = 15 kJWork done by the system = 30 kJ

Q: A 54-kg mountain climber, starting from rest, climbs a vertical distance of 779 m. At the top, she…

A:

Q: The first law of thermodynamics relates the heat transfer into or out of a system to the change of…

A: The first law of thermodynamics can be written as, ΔU=Q-W Here, ΔU is the change in internal energy…

Q: A gasoline engine has a power output of 180 kW. Its thermal efficiency is 0.28. How much heat must…

A: Write the given values with suitable variables. Pout=180 kWη=0.28 Here, Pout denotes the output…

Q: What is the change in internal energy (in J) of a system that does 4.50 ✕ 105 J of work while 3.00 ✕…

A:

Q: The food compartment of a refrigerator, is maintained at 4°C by removing heat from it at a rate of…

A:

Q: When a thermodynamic system does work on the environment and no Q is added to the system, its…

A: Solution: Given: When a thermodynamic system does work on the environment and no Q (heat) is added…

Q: You add 2353 J of heat to a system at constant pressure of 2.03 x105 Pa.  While doing so, its…

A: