Three different processes act on a system. In process A, 42 J of work are done on the system and 77 J of heat are added to the system. Find the change in the system's internal energy..
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A: Using the first law of thermodynamics, we can write, ∆U=q+w where ∆U is the change in internal…
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A: Given data: Heat input (Qin) = 500 J Heat loss = 391 J Required: The efficiency of heat engine
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A: Given, W= 360 J Heat absorbed ,Q= 362 cal= 1514608 J From First Law of Thermodynamics, we have…
Q: (a) How much heat transfer occurs to the environment by an electrical power station that uses…
A: The input heat transfer,
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A: Given that Work done by the system (W) = 4.50×105J Heat transfer into the system is (Q1) = 2.83…
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A: Given data: Heat gain by the system, Q1= 159 J Work done on the surrounding is, ∆W=15 J The heat…
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Q: J of heat are added to the ideal gas, initially at a temperature of 765.50 K. What is the work of a…
A: Using first law of thermodynamics ∆Q=∆U+∆W. ∆Q= 500 joule ∆U= 0. Because temperature is not changing…
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A: Given: Heat energy expelled by the engine=QC=1100 [J] Work done by the engine=W= 400 [J]
Q: A certain heat engine does 11.0 k) of work and 8.50 k) heat transfer occurs to the environment in a…
A: Part A. Work done by an engine is given as follows: W=Q1-Q2 here W is the work done Q1 and Q2 are…
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A: Given: The total amount of heat transfer is 1.2×1014 J. The efficiency of the engine is 42%.…
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A: Given data: Work done W=1500J Heat exhausted QC=3200J
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A: We have to find the efficiency of the carnot engine. We know the heat input in the carnot is 4 times…
Q: A certain heat engine does 9.0 kJ of work and 7.50 kJ heat transfer occurs to the environment in a…
A: Given data: Work done by heat engine, W=9.0 kJ Heat transfer to the environment, QC=7.50 kJ
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A: Given:- The efficiency of the engine is increasing by 9.86 %. The heat input is 1367 J Find:- How…
Q: An electrical power station uses 1.68 x 1014 J of heat input with an efficiency of 29.7%. (a) How…
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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: 1. (a) How much heat transfer occurs to the environment by an electrical power station that uses…
A: Given: Heat transfer into the engine Efficiency (η) = 41% = 0.41The Formula of efficiency is
Q: a) The efficiency of a particular cyclical heat engine is 41%. If 371 kJ of heat are being…
A: Given data: Efficiency of heat engine is, η=41% = 0.41. Heat supplied to engine is, Q1=371 kJ.
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A: Given value--- 250 J of heat leaves the system . 355.75 J of work is done on the system. We have…
Q: An ideal gas absorbs 437 J of heat from its environment and does 831 J of work on the environment.…
A: The given values are,
Q: Suppose a woman does 350 J of work and 9700 J of heat is transferred from her into the environment…
A: a) The change in the woman's internal energy can be found using the first law of thermodynamics: ΔU…
Q: A(n) 88-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.2 s. (a) Calculate the…
A: Given that, Mass of the sprinter is m = 88 kg. The sprinter accelerates from rest thus initial…
Q: A heat engine operates between a reservoir at 27°C and one at 323°C. What is the maximum efficiency…
A: T2=27=273+27=300k T1=323=323+273=596k We know, Efficiency=1-T2/T1
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A: The amount of heat exhausted into the river can be calculated using the equation,
Q: A certain heat engine does 9.2 kJ of work and 8.5 kJ of heat is transfered to the environment in a…
A: Thus the net work done by the system equals the net heat transfer into the system, or W=Q1−Q2…
Q: A syste m does 125 J of work on its environment and gains 88.9 J of heat in the process. Find the…
A: a. According to the first law of thermodynamics. So the change in the internal energy of the system…
Q: A refrigerator is rated at 370 Watt. What is the maximum amount of heat it can remove in 1 min if…
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Q: If the net work is 89 kJ and the efficiency is 61% how much heat is added in the system? O 145.98 kJ…
A: When we are transferring energy or doing some work then all of the work does not go into the system.…
Q: This problem compares the energy output and heat transfer to the environment by two different typ…
A: Given:- The normal efficiency of η1= 32.16% η2= 43.52% The same heat transfer into the engine in…
Q: In the past decades, coal was used to heat the engine of a steam locomotive. With the engine, a…
A: Given that:
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Q: A system absorbs 199 kJ heat and does 48 kJ of work. What is the net change in the internal energy…
A: Given: Heat absorbed, Q=199 kJ Work done by system, W= -48 kJ ( negative indicate work done by…
Q: In performing 154.0 J of work, an engine exhausts 65.0 J of heat. What is the efficiency of the…
A: The given values are, W=154.0 JQL=65.0 J
Q: A heat pump removes 2060 J of heat from the outdoors and delivers 3060 J of heat to the inside of a…
A: Given data The heat removed by the pump is QL=2060 J The heat delivered by the house is QH=3060 J…
Q: An automobile engine provides 626 Joules of work to push the pistons. In this process the internal…
A: Given : change in internal energy, ΔU = -2946 J Work done by engine, W = 626 J
Q: A refrigerator removes 30.0 kcal of heat from the freezer and releases 68.5 kcal through the…
A: A refrigerator is a device that works on the reverse Carnot cycle.Using energy conservation…
Q: A heat engine operates between a reservoir at 28°C and one at 323°C. What is the maximum efficiency…
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