A carnot engine requires 40 kW from the hot source. The engine produces 18 KJ/s of power and the sink temperature is 20 degree celcius, what is the temperature of the hot source in Celcius? a.) 259.7 C b.) 352.7 C c.) 467.7 C d.) 532.7 C

A carnot engine requires 40 kW from the hot source. The engine produces 18 KJ/s of power and the sink temperature is 20 degree celcius, what is the temperature of the hot source in Celcius? a.) 259.7 C b.) 352.7 C c.) 467.7 C d.) 532.7 C

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter31: Gas Heat

Section: Chapter Questions

Problem 5RQ: The specific gravity of natural gas is A. 0.08. B. 1.00. C. 0.42. D. 0.60.

See similar textbooks

Related questions

Q: A simple Rankine cycle using water as the working fluid operates between the pressure limits of 7.5…

Q: Quiz / A combination of a heat engine driving a heat pump, the heat energy supplied to the heat…

A: Given Data⇒Qadd=5040 JTmin=30°CThermal efficiency of heat engine,η=41%COP=1.3Problem statement⇒…

Q: 1 kg 70 bar, 450°C H.P. Turbine I.P. Turbine L.P. Turbine Generator 2 4 0.07 bar 5 (1-m) kg m kg 10…

Q: A fixed volume insulated tank, initially empty, was connected to a distribution line carrying helium…

A: Given data:

Q: What is the engine speed (in rpm) required for good volumetric efficiency for a square engine with…

Q: The combustion chamber of a diesel power plant has a theoretical heat value of 102 K Joules in a…

A: Given:

Q: For a power cycle operating as shown in Fig. 5, the energy transfer by heat into the cycle, Qa, is…

Q: (a) Following table shows observations on a certain machine. Load Effort 100 N 10 N 200 N 14 N Find…

A: Since you have asked multiple questions, only the first question is solved for you. If you want any…

Q: 36. Steam enters a turbine with an enthalpy of 1292Btu/lb and leaves with an enthalpy of 1098…

Q: A flywheel whose moment of inertia | = 200 lb-ft² is spinning at 210 RPM. For a flywheel, KE =…

Q: Quiz / A combination of a heat engine driving a heat pump, the heat energy supplied to the heat…

A: given:Qadd=5040jTmin=300cthermal efficiency of the heat engine η=41%COP =1.3

Q: •A power station will run 24 hours a day with 7 operators working 8 hours per day and 5 days in a…

A: Given: To find the annual cost

Q: 1. Propose a thermal efficiency design for the nuclear power plant to avoid waste of energy and…

A: Thermodynamics, heat, work, temperature, and energy connection science. Thermodynamics deals, in…

Q: 5.9 (a) Prove that the distribution of specific work (kJ/kg of gas) in the gas and steam turbine…

A: Note: qgt= Heat supplied in gas turbineqst= Heat rejected by gas turbine (or) Heat supplied to steam…

Q: The generator efficiency of a diesel fuel power plant is 98% with engine generator rating of 0.212…

Q: The indicated efficiency of a steam engine is 65 %. The engine entrance is 2600 kj/kg and exit is…

Q: A refrigeration cycle has a coefficient of performance B = 1.8. For the cycle, Qout = 250 kJ.…

A: Given data For refrigeration cycle coefficient of performance (β) = 1.8 Qout = 250 kJ To…

Q: What is the turbine efficiency of a Hydro electric power plant if the total power efficiency is…

A: Total efficiency of power plant is multiplication of efficiency of individual components of power…

Q: 1 MT/h CH4 (liq) is heated to 44.85 deg C from 31.85 deg C, 400 kPa. What is the duty of the heater…

Q: Find the Efficiency of wind turblne, that will generate 150 Kw of electric power with the diameter…

A: Given: The power generate, P = 150 kW The diameter of rotor, d = 40 m The velocity of wind, v = 8.5…

Q: (4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 °C and…

A: Given, Cold Reservoir, TC = 0 C = 273 K Hot Reservoir, TH = 24 C = 297 K m = 85 kg

Q: Water is drawn from the bottom of a large tank filled with water open to the atmosphere. If the…

Q: (4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 °C and…

Q: Quiz /A combination of a heat engine driving a heat pump, the heat energy supplied to the heat…

Q: Q1/B: Discuss, the unavailable, available, and actual wind energy according to the (Betez law). ас

A: Given Betez law To find Unavailable energy Available energy Actual wind energy

Q: 2. Use only the MD below to solve this Item; use it by plotting data and process to determine items…

A: Note: As per our guidelines we are supposed to answer only the first 3 sub-parts. Kindly repost…

Q: The net work done during a cycle is the difference between the work done by the system and the work…

A: The given P-V curve consists of two processes, 1-B-2 and 2-A-1 and thus forming a cycle. In the…

Q: • A power station will run 24 hours a day with 3 operators working 8 hours per day and 5 days in a…

A: Given: The average annual salary is $32000. Total number of operators is 3. Working hours is 8 hr.…

Q: Q 1: For a particular gas system, the internal energy is given by : U = 2.5 PV + C, where P:…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Provide a complete and logical solution for the problem. If linear interpolation is required in the…

Q: A Wind Energy Conversion System with the following data: Downward wind velocity:9 m/s Upward wind…

A: Given:Upwards wind velocity,V1=27msDownwards wind velocity,V1=9msLength of blade,L=20 mEfficiency of…

Q: 1.29 A 4-cylinder diesel engine running at 1200 r.p.m. developed 18.6 kW. The average torque when…

A: The performance of any engine is described by its efficiency. There are mainly five types of…

Q: able 1. Carnot Engine. High Engine Temperature Temperature (tH) in °C AS (high – low) in KJ/kgK Net…

A: Given Data⇒ Carnot engine A Carnot engine B

Q: (4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 °C and…

A: Given data TL=273 KTH=297 Km=85 kg

Q: A combustion chamber in a Gas Turbine Power Plant has efficiency equal to 62.82%, What is the actual…

Q: A 12-cylinder heavy-duty diesel engine will have a guaranteed residual value of $1,000 in 5 years.…

A: The residual money eared by the truck is the interest earned by the truck in a time period of 5…

Q: In a reciprocating engine, the secondary unbalanced force reaches maximum value at __. a. 225° b.…

Q: Consider a 50 kW wind turbine, IC is $120,000, CF = 0.25, AOM is 0.01 * IC, FCR = 0.07. Retail rate…

A: Solution (1.) As per given data in the question we have! Capacity of Wind Turbine = 50KW → IC…

Q: hermal efficiency of a power cycle is 0.8. For the cycle, Qout = 250 kJ. Determine Qin in kJ. %3D

Q: A car generator turns ar 301 rpm when the engine is idling ,

A: Given Data The angular speed of the car generator is:ω=301 rpm The number of turns is:N=296 turns…

Q: it is the net after tax ratio with saes revenues? a)return of equity b)return of sales c)return of…

A: Q 1: option D is correct Return of equity Return of sales Return of expenditure

Q: multiple choice question A system executes a power cycle while receiving 1000 Btu by heat transfer…

A: Given Data: Heat added to the cycle Qa=1000 Btu The temperature of heat addition TH=900oR Heat…

Q: Qloss = 90kW 250 kPa Combustion 80 kPa 650°C gases 420°C 70 m/s m = 1.2 kg/s m = 1.2 kg/s

A: Given data, Assumptions: - (1) The flow is assumed to be steady and incompressible (2) The gas is…

Q: The combustion chamber of a diesel power plant has a theoretical heat value of 102 K Joules in a 98…

Q: Task 1 a. Investigate the energy resources that are cyclic/variable/unpredictable nature?

A: Energy resources: Something which provides the energy like oil, coal, or the sun.

Q: 1. Establish priority-dist for generation units in table below using full-load average production…

A: Calculate the input-output function for unit 1. H1=1.7570+8.1250+0.012502250=21.896 Calculate the…

Q: The capital cost of a hydro-power station of 50 MW capacity is Rs 1,000 per kW. The annual…

A: Given data : Power generation capacity of hydropower plant = 50 MW the capital cost of hydropower…

Q: The net work produced by a Gas Turbine Power plant is 85 BTU. What is the efficiency of the said…

Q: Given the following data, which part do you think has the highest water potential or has the ability…

A: The potential of water is measured in negative values. Plants have the lowest water potential, and…

Concept explainers

Hydronics

Question

A carnot engine requires 40 kW from the hot source. The engine produces 18 KJ/s of power and the sink temperature is 20 degree celcius, what is the temperature of the hot source in Celcius?

a.) 259.7 C

b.) 352.7 C

c.) 467.7 C

d.) 532.7 C

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

29 - Water is drawn from the bottom of a large tank filled with water open to the atmosphere. If the outlet velocity is 7.2 m/s, what could be the height of the water in the tank? a) 2.64m B) 4.38m NS) 3.65 m D) 5.46 m TO) 2.20m 30 - What would be the weight of an object with a mass of 100 kg in a place where the gravitational acceleration is 8 m/s²? a) 42.2 kgf B) 98.1 N NS) 800 N D) 9810 N TO) 196.2 N
1. If 1 gallon of oil = 1.4 therm, how many gallons have been wasted by heat loss in Feb? (1 therm = 100,000 BTU)_____________________________________________________________________________________2. If $1.30 per therm, how much did you waste from house heat loss in Feb?
3. Steam enter a turbine with an enthalpy of 1292 Btu/lb anf leaves with an enthalpy of 1098 Btu/lb. The transferred heat is 13 BTU/lb. What is the work in BTU/min an in h for a flow of 2 lb/sec? 3 decimal in final answer pls
Energy balance results (in kW) obtained for the same medium speed single cylinder diesel engine are reported in the following table. The shaft power for case 2 is: Case N (rpm) bmep (bar) ėmhaer ambient zhaft 1 500 9.90 ? 7.1 2.2 4.2 19.1 60.3 500 3.52 24.5 6.1 3.6 5.2 ? 3 400 3.50 23.8 4.9 4.1 1.4 Select one: O a. 2.7 O b. 12.14 O c. 2.17 O d. 8.73 O e. 6.79
For a given 4-cylinder engine the piston displacement, the bore is 10 cm and the stroke is 12 cm. What is the Total Piston Displacement? a. Cannot be determined b. 15079.68 cc c. 452.39 cc d. 3769.9 cc Show solution. Please answer honestly and do not just guess. Thank you :)
Completely solve and box the final answers. Write legibly 4. A single stage air compressor handles 30 cubic meter per minute of atmospheric pressure, 30°C air and delivers it to a receiver at 3.0 mpa. Its volumetric efficiency is 83.0%, compression efficiency of 83.0% and mechanical efficiency of 80.30%. If it rotates at 300 rpm, what power in kW is required to drive it?
The data provided by a company for the year 2020 – 2021 to carry out Break Even Analysis and provide them the results, complete analysis and suggestions. The data is as follows:Building rent 20000 R.O Every month instalments 30000 R.OThe estimated sales are 750000.0 R.OMaterial Cost / unit 15.0 R.OProduction cost / unit 8.0 R. OTransportation & other Costs / unit (Approx) 4.00 R. O Maintenance cost / unit 1.5 R. O Salary of the employees / unit 0.8 R.OMarketing and advertisement cost / unit 0.7 R. OEach unit is sold at price 35.0 R. O Construct the B.E.P chart on a graph sheet and indicate, B.E.P, M.o.S and also indicate the new B.E.P & M.o.S after the improvement measures has been taken (With different colours). Show the calculations for the following parameters separately before and after the measures taken.1. Determine the B.E.P2. Determine the profit 3. Margin of safety.Also write your decisions taken to improve the profits of the company and to reduce the B.E.P.
ᴡʜᴀᴛ ɪꜱ ᴛʜᴇ ʜᴇʟᴍʜᴏʟᴛᴢ ᴀʙꜱᴏʟᴜᴛᴇ ᴠɪꜱᴄᴏꜱɪᴛʏ ᴏꜰ ᴡᴀᴛᴇʀ ᴀᴛ 670°ʀ?ᴡʜᴀᴛ ɪꜱ ᴛʜᴇ ᴡᴇɪɢʜᴛ ɪɴ ʟʙꜰ ᴏꜰ ᴀ ʟɪQᴜɪᴅ ᴛʜᴀᴛ ʜᴀꜱ ᴀ ᴍᴀꜱꜱ ᴏꜰ 30ʟʙᴍ ᴏɴ ᴇᴀʀᴛʜ ᴡɪᴛʜ ɢ=32.174ꜰᴛ/ꜱ2? ᴡᴇɪɢʜᴛ ɪɴ ʟʙꜰ ɪꜰ ᴛʜᴇ ɢ=29ꜰᴛ/ꜱ2? I will give like thanks!
A certain coal fire power plant has a heat rate of 2.88 x 108 calories per kW-hr. Coal cost Php 2,500 per ton. How much is the fuel cost component of producing one kW-hr if the heating value of the fuel is 13,000 BTU per lb? a. 2.50 b. 1.75 c. 1.00 d. 1.25
A washing machine has a power rating of 1360 W. How much energy does this appliance consume in one year? if 9 baize is charged per KW- hr . The total cost will be Select one: a. 10.7 riyals b. 107.22 riyals c. 70.12 riyals d. 701 riyals e. none of these
2- Please I want a solution of this question. Many Thanks Determine the average wind velocity required to produce 4 MW of effective power by a wind turbine having the following data: blade length 65 m, hub diameter 6 m, air density 1.12 kg/m3, power coefficient 0.6, gear efficiency 85%, electrical efficiency 90% and generator efficiency 95%.
For a given single cylinder engine the piston displacement, Pd is 600 cc, the stroke is 12 cm and the clearance volume is 85.7 cc, what is the compression ratio? a. 6 b. 7 c. 8 d. Cannot be determined Show solution. Please answer honestly and do not just guess. Thank you :)