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show the correct answer An Carnot engine working between 10°C and 100°C performs 100 J of...
A Carnot engine has an efficiency of 62 % and performs 2.3 times 10^4 J of work in each cycle. How much heat does the engine extract from its heat source in each cycle? Express your answer with the appropriate units. Suppose the engine exhausts heat at room temperature (20 0 degree C). What is the temperature of its heat source?
A heat engine takes in 400 J of thermal energy and performs 100 J of work in each cycle. The efficiency of this engine is
A heat engine operates in a Carnot cycle between 86.0°C and 345°C. It absorbs 20,000 J of energy per cycle from the hot reservoir. The duration of each cycle is 5.00 s. (a) What is the mechanical power output of this engine? (b) How much energy does it expel in each cycle by heat?
A Carnot heat engine operates between reservoirs at 164 ∘C and 0∘C. If the engine extracts 22 J of energy from the hot reservoir per cycle, how many cycles will it take to lift a 12 kg mass a height of 10 m?
(a) During each cycle, a Carnot engine absorbs 772 J as heat from a high-temperature reservoir at 388 K, with the low-temperature reservoir at 287 K. How much work is done per cycle? (b) The engine is then made to work in reverse to function as a Carnot refrigerator between those same two reservoirs. During each cycle, how much work is required to remove 1206 J as heat from the low-temperature reservoir? () Numbel 200.9590 UnitsT j UnitsT j (b)...
A heat engine operates in a Carnot cycle between 80°C and 350°C. It receives 21,000 J of energy per cycle from the hot reservoir. The duration of each cycle is 1.00 s. What is the mechanical power of this engine? Select one: a. 21 kw b. 910 kW c. 9.10 kW d. 120 kW
In each cycle (stroke), a heat engine absorbs 400 J of heat and performs 37.5 J of work. If it makes 10 cycles per second, find the power output of this engine?
7. Consider a Carnot-cycle heat engine with water as the working fluid. The heat transfer to the water occurs at 150°C, during which process the water changes from saturated liquid to saturated vapor. The heat is rejected from the water at 25°C. (a) Show the Carnot-cycle on a T-s diagram (b) Find the properties (P, T, v, h, s) water at each state. Here v is the specific volume. (c) Determine the cycle thermal efficiency, net heat added and work...
11. An ideal Carnot engine operates between 227 °C & 27 °C. In one cycle the Carnot engine absorbs 400 J. The work of the engine is: (6 Points) 320) 200) 267) 160) none of them lar acceleration to reach an angular sp this time: * Activat
During each cycle, a heat engine operating between two heat reservoirs absorbs 156 J from the reservoir at 100°C and releases 136 J to the reservoir at 20°C. (a) What is the efficiency of this engine? % (b) What is the ratio of its efficiency to that of a Carnot engine working between the same reservoirs? This ratio is called the second law efficiency. εengine / εCarnot =