**Question 1:**An engine with an efficiency of 0.2 absorbs 510 J of heat per cycle.**(a) How much work does it perform per cycle?**\( W = \text{____} \, \text{J} \) ![check mark](https://example.com/checkmark)**(b) How much heat, \( Q_c \), does it discharge per cycle?**\( Q_c = \text{____} \, \text{J} \) ![check mark](https://example.com/checkmark)

Efficiency of an engine is defined as: Efficiency η=work performedheat absorbed…

Answered: 1. An engine with an efficiency of 0.2…

1. An engine with an efficiency of 0.2 absorbs 510 J of heat per cycle. (a) How much work does it perform per cycle? W= (b) How much heat, Qo, does it discharge per cycle?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A heat engine is found to have an efficiency of 0.33. If it does 190 J of work per cycle, how much heat does the engine absorb and discharge each cycle? Hint Heat absorbed: QH=QH=Incorrect J
A heat engine uses a large insulated tank of ice water as its cold reservoir. In 100 cycles the engine takes in 8000 J of heat energy from the hot reservoir and the rejected heat melts 0.0180 kg of ice in the tank. During these 100 cycles, how much work is performed by the engine?
The temperature of the cold reservoir of the engine is 310 K. It has an efficiency of 0.23 and absorbs 647 J of heat per cycle. (a) How much work (in J) does it perform per cycle? 148.81 J (b) How much heat does it reject (in J) per cycle? 162 X J
a) A Carnot engine takes in heat at a temperature of 820 K and releases heat to a reservoir at a temperature of 350 K. What is its efficiency? b) A Carnot engine operates between temperatures of 670 K and 400 K and does 186 J of work in each cycle. What is its efficiency? How much heat does it take in from the higher-temperature reservoir in each cycle
1. A certain gasoline engine has an efficiency of 31%. What would the hot reservoir temperature be for a Carnot engine having that efficiency, if it operates with a cold reservoir temperature of 210 °C? TH= ✔°C
A large electrical power station generates 1400 MW of electricity with an efficiency of 31 %. a) How much heat does the power station need to generate this amount of electricity in one day? Qn = b) How much heat is exhausted to the environment in one day? Qc = J c) The exhaust heat is transferred to the ambient air at 15 °C. What is the change in entropy of the surrounding air in one day? AS = J/K %3D d) The heat driving the generators is in the form of superheated steam at 260 °C. If a Carnot engine had been used instead, what would it's efficiency be? Efficiency = e) How much work was lost (left undone) because a Carnot engine was not used? WCarnot Wactual = %3D
A heat engine with efficiency 10 percent of a Carnot engine operating between a high temperature of 57 degrees Celsius and a low temperature of -69 degrees Celsius takes in 195,000 Joules of heat each cycle. How many cycles are required to do 7,800,000 Joules of work? Round to the nearest cycle. Your Answer: Subt Answer Type here to search A 3 L F3 WE F4 O E 99+ 5 R 30 C Sid B JA ASUS ZenBook F7 N FO D L F10 O 1 F11 O Alt 87°F Partly sunny PH Sc 900 B 6:05 PM 8/8/2022 E! 90
In one cycle of an engine, 1.66 kJ of energy is absorbed from a hot reservoirat 277°C, and 1.24 kJ of energy is expelled to a cold reservoir at 27.0°C.(a)What is the engine's efficiency? (as a percentage.)(b)How much work (in J) is done by the engine in each cycle?
5. If the change in system entropy for a given process is -8.3 J/(mole.K): (A) What can be known about the value of the change in entropy for the surroundings if the process was irreversible? Justify your answer. (B) What can be known about the value of the change in entropy for the surroundings if the process was reversible? Justify your answer.
A heat engine provides a net power output of 14 kW and has an efficiency of 23 %. The engine rejects 1200 J of energy per cycle to a low temperature reservoir. a)Determine the amount of heat delivered to the engine from the high temperature reservoir per second. Your answer should be in units of Watts. b)Determine the required number of cycles per minute executed.
A heat engine takes in 400 J of energy from a hot reservoir and performs 21.0 J of work in each cycle. (a) Find the efficiency of the engine._________ %(b) Find the energy expelled to the cold reservoir in each cycle. __________J
An engine absorbs 1.71 kJ from a hot reservoir at 277°C and expels 1.22 kJ to a cold reservoir at 27°C in each cycle. (a) What is the engine's efficiency? %(b) How much work is done by the engine in each cycle? J(c) What is the power output of the engine if each cycle lasts 0.303 s?