An engine receives 660 J of heat from a hot reservoir and gives off 420 J of heat to a cold reservoir. What are the work done
Q: The heat machine receives 1200 J of heat fvom high-temperature heat source and release the heat of…
A:
Q: External forces have been applied towards a system to perform 345 J of work. With that, it releases…
A: Given : Work on surrounding (W) = -345 J Heat supplied (q) = -870 J
Q: A refrigerator does 26.0 kJ of work while moving 107 k] of thermal energy from inside the…
A:
Q: The heat that goes into a particular Carnot engine is 4.00 timesgreater than the work it performs.…
A: Input heat = 4 times work done
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Q: An electrical power station uses 1.58 x 1014 J of heat Input with an efficiency of 35.7%. (a) How…
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Q: While the pressure remains constant at 689.5 kPa the volume of a system of air changes from 0.567 m³…
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Q: If the calories needed to ascend a 7-storey building are 60 Kcal, and your body efficiency is 17%,…
A: Write the given values with the suitable variables. Q=60 kcalη=17%=0.17 Here, Q is the food energy…
Q: If a heat engine extracts 50 million Joules of useful work when 100 million Joules of heat energy is…
A: Input heat energy = 100 million joules Work done = 50 million joules
Q: A heat engine is involved with exchange of heat of 1915 J, –40J, + 125J and –QJ, during one cycle…
A: Given data- Q1=1915 J Q2=-40 J Q3=125 J Q4=-Q J η=50%=0.5
Q: As a gasoline engine is running, an amount of gasoline containing 11,100 J of chemical potential…
A: Given Data: The input energy is: Qi=11100 J The output energy is: Qo=3700 J
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: The refrigerator in your kitchen does 490 J of work to remove 95 J of heat from its interior. How…
A: We have to fine the heat that the refrigerator exhausts into the kitchen. We know the work done by…
Q: A 150 Hb.- ball initially on the top of a 20ft ladder is d ropped and hits the ground.With re…
A: Given : Mass of ball = 150 lb Initial Velocity of ball = 0 ft/s Initial height of ball = 20 ft
Q: During running, you lost 4.0×104 J of heat, and your internal energy also decreased by 1.6×105 J.…
A: Change in Internal energy, ∆U=-1.6×105J Heat lost, Q=-4.0×104J
Q: How is mechanical energy different from internal energy? 10000 Word
A: The word mechanical is drived from mechanic and internal means related to the state of system.
Q: The heat machine receives 1200 J a high-tempeva ture of heat from heat source and re lease the heat…
A: Given Heat given recieved by the heat engine = 1200 J Heat released by the heat engine = 804 J We…
Q: In the past decades, coal was used to heat the engine of a steam locomotive. With the engine, a…
A: Given that:
Q: a car engine releases 325 J of heat and pushing the piston doing 400J of work. Does the system…
A: Given that, The heat released, Q = -325 J (Heat released is negative) Work done by the piston, W =…
Q: The engine of a large ship does 1.97 1010 J of work with an efficiency of 8.60%. (a) How much…
A: Given : W = 1.97 x 1010 J e = 8.60% = 0.086
Q: Air in a balloon does 37 J of work while absorbing 88 J of heat. What is its change in internal…
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Q: An engine releases 0.150 kJ of heat for every 0.310 kJ of work it does. What is the efficiency of…
A: Given,engine releases of heat for every of work it does.So,heat energy released by the engine…
Q: When an object is solely under the influence of conservative forces, the sum of its kinetic and…
A: Conservative force is a state function. It means workdone by a conservative force is independent of…
Q: A heat engine draws 531.0 kcal of heat from its high-temperature region and transfers 135.0 kcal of…
A:
Q: Which of these uses thermal energy to do work? (a) a person walking uphill (b) a hot air balloon.…
A: In this problem, we have to select all which use thermal energy to do work.
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 refrigerator does 26.0 k) of work while moving 117 kJ of thermal energy from inside the…
A:
Q: What is the efficiency of an engine that does 300 J of work in each cycle while discarding 600 J to…
A: Given data: The work done by the engine, W=300 J. The heat energy released by the engine to the…
Q: An engine receives 660 J of heat from a hot reservoir and givesoff 420 J of heat to a cold…
A: Given: The heat received at the hot reservoir is 660 J. The heat released at the cold reservoir is…
Q: The change in energy for the system is 435 J and the heat transferred to the environment is 137 J…
A:
Q: A heat engine that 80% efficient exhausts 300 J of waste heat. How much work does the heat engine…
A: Given Efficiency of heat engine N % = 80% N = 0.8 Heat released to environment Q' = 300 J To…
Q: To produce 96 hp of mechanical power, an automobile engine requires a supply of heat of 4.91 105 J…
A: Given data: Output mechanical power (Pout) = 96 hp Rate of heat energy supply = 4.91×105 J/s…
Q: Suppose 472.5 J of work was required to fill an empty fire extinguisher with compressed nitrogen…
A: Given : W = 472.5 J P = 25 kPa = 25000 Pa
Q: The heat machine receives 1200 J of heat from high-tempera turo a heat source and release the heat…
A:
Q: A heat engine does 4.6 × 107 J of work when supplied 8.9 × 107 J. What is its efficiency?
A: The efficiency be given as, Where, W be defined as work. Q be defined as the heat supplied.
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