Can you cool your house by leaving the refrigerator door open?
Q: In a reversible adiabatic compression of an ideal gas a) The entropy of the gas is constant b) The…
A: According to first law of thermodynamics: Here, is the change in the energy, is the change in the…
Q: An ideal gas is taken from state "a" to state “b" along three paths labelled as 1, 2, and 3 shown in…
A: The internal energy change of an ideal gas depends only on the initial and final temperature. And…
Q: An insulated piston-cylinder device contains 0.05 m³ of saturated frigerant-134a at 32°C. The…
A:
Q: (a) How much energy is required to change a 52.0 g ice cube from ice at - 8.0°C to water at 42°C?
A: Total energy (Q) required to change ice temperature from -8 degrees celsius to 42 degree celsius…
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: You can save money on electricity if you put your refrigerator in the basement, which is usually…
A: temperature variation with height:
Q: Under what conditions can the overall heat transfer coefficient of a heat exchanger be determined…
A:
Q: 46 Suppose 200 J of work is done on a system and 70.0 cal is extracted from the system as heat. In…
A: The first law of thermodynamics states that the energy suppliedQ to the system is utilized to…
Q: QUESTION 16 In an evaporator or a boiler, as a heat exchanger, the heat capacity rate: O Ch >> Cc.…
A: Heat transfer rate is equal to the product of heat capacity and the mass flow.
Q: . The following are the Heat rate curves pertaining to three units in a plant. Unit 1: Min 250 MW,…
A: Solution: Given, F1 = 7870+82.2P1+0.01862P12F2 = 6500+27.5P2+0.0154P22F3 = 4136+65.64P3+0.03784P32…
Q: Question 15 See the below figure. Calculate the work done performed by each heat engine and rank…
A:
Q: A system is connected to the outside environment via adiabatic walls, which of the following is…
A: We need to use the property of an adiabatic process to answer the question.
Q: A fixed amount of monotonic ideal gas starts at 2.0 m3 and 6.0 × 105 Pa and exactly 0 °C when it is…
A: Solution: Given Values, Initial Volume(V1)=2 m3 Initial Pressure(P1)=final pressure (p2)=6×105…
Q: i) How could you keep internal energy constant when you heat a gas inside a piston? ii) Which…
A: Here is the explaination in the given image
Q: How much internal energy in Joule is generated when a (1.67x10^1)-g lead bullet, traveling at…
A: Mass of bullet "m " = 1.67×10^¹ g Velocity of bullet "v"= 4.9×10^² m/ s .
Q: Suppose you warm up 490 grams of water (about half a liter, or about a pint) on a stove, and while…
A:
Q: Assume that the internal energy of a system decreases by 300 j while 200 j of work is done by a gas.…
A:
Q: If the plant operates at 50.0% of its maximum efficiency and its power output is 1.23 × 108 W, at…
A: The given data are: TH=540 KTL=313 KQH=1.23×108 W Here, TH is the higher temperature, TL is the…
Q: 21. When an ideal gas, of which the ratio of its specific heats is constant, undergoes a quasistatic…
A:
Q: Find the cross product vectors A =i – 2j+ 3k and B = 2i + 3j - k
A: Given that:To determine the cross product of vectorsA=i-2j+3kB=2i+3j-k
Q: You add 3181 J of heat to a system at constant pressure of 2.78 x105 Pa. While doing so, its…
A: Given: Heat, Q = 3181 J pressure, p = 2.78 X 105 Pa Internal energy, U=6300 J
Q: When a gas follows path 123 on the PV diagram in the figure below, 415 J of energy flows into the…
A:
Q: Q.4) Suppose 100 J of work is done on a system and 60.0 calis extracted from the system as heat in…
A: Given : 100 J of work is done on a system and 60.0 cal is extracted from the system as heat
Q: Which of the following statements explains why you cannot cool down your house by holding the…
A: The refrigerator removes heat from the kitchen and then replaces it during a cycle. The…
Q: Q25(i) Write any uses of laws of thermodynamics.
A: 1. The first law of thermodynamics defines the conservation of energy and also provides an idea of…
Q: Consider a balloon of volume 2.0 m3 that contains 3.5 moles of helium gas at a temperature of 300 K.…
A:
Q: In an industrial process, a gas phase refrigerant reduces its internal energy by 70 kJ by means of a…
A: Given data dU=-70 kJWin=-20 kJWout=+100 kJ
Q: What is the dimension of electric field intensity? a) [M L T-2 I-1] b) [M L T-3 I-1] c) [M L T-2…
A: B
Q: The average mpg rating for an older model of a car is 24.8 miles to the gallon and it takes 7.00x105…
A: A gallon of gasoline= 1.19 x 108J Internal energy used for 1 mile = 1.19*10824.3=4.89 x 106J Work…
Q: Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly…
A: This is a question from the collision between objects. In every collisions, momentum of the system…
Q: engine
A: Efficiency for a Carnot engine is given by the following formula. η=1-T2T1orη=WQ1 where T1 and T2…
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: 2.) A system is taken from state a to state b along the three paths shown. (a) Along which path is…
A:
Q: The engine of a Mercedes-Benz automobile has an intake air of 20°C and compresses it adiabatically…
A: Given, The initial temperature of intake air, T1=20°C=273.15+20=293.15 K The initial volume, V2=V…
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…
Q: Answer the following question in an essay form. Write the essay with at least 3 paragraphs. Can…
A: Cooling or heating occurs with in the conductor by the process of heat transfer. The heat transfer…
Q: You just took a jar out of the fridge but you are unable to open it. You then decide to leave run…
A: Most of the time lid is made of metals. So when it is taken out from freeze . It actually get…
Q: An ideal gas doubles its volume in one of three different ways:(i) at constant pressure; (ii) at…
A: The ideal gas increases it's volume in the following ways , which are at constant pressure, at…
Q: -What is the change in internal energy of a system which does 3.5 x 10^5 J of work while 3.00×10^6 J…
A: Given data The work done by the system is W = 3.5 x 105 J. The heat transferred to the system is…
Q: Assume that the internal energy of a system decreases by 300 j while 200 j of work is done by a gas.…
A: Given data: Internal energy decreased by 300 J Work done by a gas is 200 J Required: The value of Q
Can you cool your house by leaving the
refrigerator door open?
Step by step
Solved in 2 steps
