In one cycle a heat engine absorbs 3.82 * 104 J of heat from the hot reservoir and rejects 3.16 * 104 J of heat to the cold reservoir. What is the efficiency of this engine?
Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…
A: latent heat of boiling water = 2256 KJ/kg = 2256 J/g mass = 170 g Heat required to change the state…
Q: A gasoline engine absorbs 2.9 kJ of heat and performs 0.7 kJ of mechanical work in each cycle. The…
A: Heat absorbed (Q)= 2.9 KJ = 2.9× 10³ J Work done (W)= 0.7 KJ = 0.7× 10³ J We know that…
Q: A container with 50 g of a certain liquid (c = 4186 J/kg · °C, Lv=2265 kJ/kg) at 22 °C is heated up…
A: Given:mass of liquid, m = 50×10−3 kgspecific heat , C = 4186 J/kgoClatent heat of vaporization, Lv…
Q: A gas engine absorbs 2500 kJ of heat in a 5.5 s heat cycle. The amount of heat exhausted per cycle…
A:
Q: Calculate the efficiency of a heat engine which takes in 7 million Joules of energy into the hot…
A:
Q: A Carnot engine has an efficiency of 0.93 and the temperature of its cold reservoir is 81 K. If the…
A: The efficiency of the heat engine is given by, η=WQH Here, W is the work output and QH is the heat…
Q: A container with 41 g of a certain liquid (c = 4171 J/kg · °C, Lv=2224 kJ/kg) at 22 °C is heated up…
A:
Q: A separate engine operates with a hot reservoir temperature of 600 K and a cold reservoir…
A: Given T1 =600 K And T2=300 K Find the maximum efficiency.
Q: On a hot summer day, 4.00×106 J of heat transfer into a parked car takes place, increasing its…
A: Change in entropy is given by the formula: ∆S=QTwhere,∆S is change in entropyQ is heat transferT is…
Q: A heat engine absorbs 2500 J of heat at 250°C and expels 2000 J at a temperature of 50°C. The change…
A: Given: Heat absorbed at T1=250°C is Q1=2500 J Heat expelled at T2=50°C is Q2=2000 J
Q: 90. Go Carnot engine A has an efficiency of 0.60, and Carnot engine B has an efficiency of 0.80.…
A: Efficiency of carnot engine can also be written as - e = 1-TCTH\ Temperature can be written as -…
Q: In each cycle of its operation, a refrigerator removes 19 J of heat from the inside of the…
A: The amount of work done to operate the refrigerator is calculated using the following formula: W =…
Q: Calculate the net work output of a heat engine following path ABCDA in the figure below, where V₁ =…
A:
Q: A Carnot heat engine and an ordinary refrigerator with coefficient of performance 1.80 operate…
A: Given Temperature limits of carnot engine and refrigerator both are 335 k and 245k. In case of card…
Q: On a hot summer day, 3.73 106 J of heat transfer into a parked car takes place, increasing its…
A: Given: Heat exchanged, dQ=3.73×106 J Initial temperature, Ti=31.2°C Final temperature, Tf=50.6°C…
Q: A heat pump that operates based on an ideal Carnot cycle delivers output heat into a building at 312…
A:
Q: With 2.56 × 106 J of heat transfer into this engine, a given cyclical heat engine can do only 1.50 ×…
A: Heat supplied, QH = 2.56 x 106 J Work, W = 1.5 x 105 J
Q: In one cycle a heat engine absorbs 520 J from a high-temperature reservoir and expels 310 J to a…
A:
Q: In every cycle of its operation, a Carnot engine takes in 640 J of heat from a reservoir at 380 K…
A: In the given question , We have to determine the change in entropy of the engine during one cycle.
Q: A Carnot engine has an efficiency ecarnot= 0.600. The temp. of the hot reservoir is 875 K. part a)…
A: Given:Carnot efficiency, ecarnot = 0.600Temperature of the hot reservoir, TH = 875 KHeat transferred…
Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…
A: The expression for find change in entropy is ∆s=mLvT
Q: A heat engine takes in 1800 J of heat from a high temperature reservoir and rejects 1200 J of heat…
A: Answer is Option (a) The expression used to work done by each cycle of engine is W=Qh-Qc Substitute…
Q: A heat engine is operating between temperatures 500.0 K and 293.0 K. Currently it takes in 8.500 kJ…
A: Given data: A heat engine is operating between temperatures, T1= 500.0 K and T2= 293.0 K The heat…
Q: A certain engine extracts 1300 Jof heat from a hot temperature reservoir and discharges 700 Jof…
A:
Q: (b) A diver practicing how to swim in a swimming pool takes enough air from his tank to fully expand…
A:
Q: A heat engine is found to have an efficiency of 0.33. If it does 190 J of work per cycle, how much…
A:
Q: The 2nd Law of Thermodynamics claims that the most efficient Carnot engine is achieved with the…
A:
Q: A real (non-Carnot) heat engine, operating between heat reservoirs at temperatures of 524 and 287…
A: given data 2.4kJ of net work 3.6kJ of heat tempratures are 524k and 287k thermal efficiency = ?
Q: A heat engine takes in 310 J of energy from a hot reservoir and performs 27.0 J of work in each…
A:
Q: The temperature of the cold reservoir of the engine is 310 K. It has an efficiency of 0.23 and…
A: Given: The temperature is T=310 K. The efficiency id n=0.23. The heat absorbs is Q=647 J. Part (a)…
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: You are hired to build a geothermal power plant that absorbs heat from a hot water spring and…
A: The temperature of the surrounding air in kelvin is, Tc=17+273 K=290 K The efficiency of the Carnot…
Q: A diesel engine has efficiency 0.180. (a) In order for this engine to do 1.24 * 10^4 J of work, how…
A: Given data η=0.18W=1.24×104 J
Q: A Carnot heat engine produces 10 hp by transferring energy between two reservoirs at 40 °F and 212…
A:
Q: Energy as heat is input into a steam turbine to convert 13.5 kg of liquid water at 25.0°C to water…
A:
Q: A real heat engine works between two heat sources. The heat absorbed by the machine from the hot…
A:
Q: What is the theoretical maximum efficiency of a heat engine (Carnot engine) operating between 150.0…
A:
Q: An ideal gas heat engine operates in a Carnot cycle between 27°C and 127°C. It absorbs 6 kcal at the…
A: Given: The temperature (T2) of the sink is 27°C. The temperature (T1) of the source is 127°C. The…
Q: A Carnot engine operates between a high temperature reservoir at 480 K and a river with water at…
A: Given data, Lower temperature TL=480 K. Higher temperature TH=2750 K. Work done W=5800 J.
In one cycle a heat engine absorbs 3.82 * 104 J of heat from
the hot reservoir and rejects 3.16 * 104 J of heat to the cold reservoir.
What is the efficiency of this engine?
Step by step
Solved in 3 steps
