can you cool a room by leaving the door of a riferigerator open?
Q: When the door of a fridge is kept open for a long time, does it reduce the temperature in the room?…
A: No, opening the door of the fridge does not cool the room. A fridge is a heat pump which takes air…
Q: In an adiabatic expansion along an adiabat, what happens to the temperature of the gas? O increases…
A: During adiabatic expansion of a gas, no heat is transferred to the gas, yet work is done by the gas.…
Q: An insulated piston-cylinder device contains 0.05 m³ of saturated frigerant-134a at 32°C. The…
A:
Q: In the shown Figure, the network done by the gas during the close cycle is equal to: P (P₂) 6x104…
A:
Q: In order to protect the wiring on an aircraft from overheating and catching fire if overloaded, two…
A: The two possible methods of protection for aircraft wiring are fuse circuit breaker.
Q: Can you cool a kitchen by leaving the refrigerator door open?
A:
Q: Calculate the average energy of nitrogen molecules at 27 degree C. Given, k = 1.38 x (10^-23) J/K.
A: The expression for the average kinetic energy of nitrogen molecule, Eavg=32kBT (I)…
Q: Which of the following PV diagrams have at least one step that is ISOBARIC and at least one step…
A: In the isobaric process, the pressure remains constant. In the isovolumetric process, the volume…
Q: How can you describe a system if a calorimeter cup had a faulty lid or seal? Open Closed…
A: The systems can be identified in the following ways: An open system can exchange both energy and…
Q: In a 20 ml syringe, covid-19 vaccine is taken at 27°C at a pressure of 104 kPa. The volume of…
A: Given Data, Syringe volume = 20mLtemperature = 270CPressure =104 kPavolume expanded = 35mLand final…
Q: 8. (a) When a system is taken from state i to state f along path iaf in the figure below, heat…
A: Since we only answer up to 1 question, we’ll answer the 1st question only. Please resubmit the…
Q: One mole of an ideal gas initially at a temperature of T₁ = 2.4°C undergoes an expansion at a…
A: The initial temperature of the gas is: The constant pressure during expansion is: Let,The original…
Q: at transfer requirements of a facility. One is smaller and eaper but requires a larger pump, while…
A: Given: There are two heat exchanger that can meet the heat transfer requirements of a facility. One…
Q: From the figure, System A and C are in thermal equilibrium. System B and C are in thermal…
A: Concept of thermal equilibrium
Q: Should the cooling fluid for an engine have a large or a small heat capacity? Explain.
A: Given: Should the cooling fluid for an engine have a large or a small heat capacity? Explain.
Q: Why we cannot use domestic refrigerator for room cooling? Briefly discuss the difference between…
A: Solution: It is not possible to cool a room by opening the door of the domestic refrigerator in the…
Q: A home owner has a leaky bathroom faucet. If her faucet leaks 0.5 L/min and her water is heated to…
A:
Q: Are the Temperature and internal energy state variables? How?
A: Yes, the internal energy and temperature are the state variables.
Q: An electric heater supplies heat to a system at a rate of 100W. If the system performs work at a…
A: Given: Heat supplied to the system = 110 J/sec [1 Watt = 1 J/sec] Work done by the system = 80…
Q: What happens to the internal energy of a gas during an adiabatic expansion?
A: In an adiabatic process, there is no heat transferred.
Q: On a PV-diagram, the work interaction that takes place during a process is greater than zero if the…
A:
Q: Can a room be cooled indefinitely by leaving the door of the refrigerator open? Explain
A: The answer is no, the room will not be cooled for indefinitely by leaving door of the refrigerator…
Q: v) For a system of 3 distinguishable particles distrībuted in two similar compartments, the number…
A: For a system of n distinguishable particles to be distributed in two similar compartments, the total…
Q: Calculate the work for the expansion of 3 moles of B,H6 at 40°C from 2.74 L to 3.89 L using van der…
A: Given data: The number of moles is 3 The volume is from 2.74 L to 3.89 L T=313 K R=0.246 kJ/kgK
Q: Is it possible (A) to cool your kitchen by leaving the refrigerator door open or (B) to cool your…
A: Explanation: It is not possible to cool the kitchen by leaving the refrigerator door open because…
Q: A 100-W lightbulb is placed in a cylinder equipped with a moveable piston. The lightbulb is turned…
A: Power = p = 100 W Time interval = ∆t = 0.015 hour = 0.015 hour×60 min1 hour×60 sec1 min=54 s…
Q: P(105 pa) 3 1 10000 V(cm³) 1.2 Mol of nitrogen an ideal diatomic gas is undergoing the process shown…
A: From the given P-V curve we can conclude that it is an isochoric process (V= constant) Given: n=1.2…
can you cool a room by leaving the door of a riferigerator open?
Step by step
Solved in 2 steps
