Question: A heat engine utilizes a heat source at 550oC and has an ideal (Carnot) efficiency of 28%. To increase the ideal efficiency to 35%, what

A heat engine utilizes a heat source at 550oC and has an ideal (Carnot) efficiency of 28%. To increase the ideal efficiency to 35%, what must be the temperature of the heat sources?

Step by Step Solution

★★★★★

3.40 Rating (178 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Find the exhaust temperature from the original Carn... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

P-T-F-L (389).docx

120 KBs Word File

Students Have Also Explored These Related Thermodynamics Questions!

What must be the temperature of an ideal blackbody so that photons of its radiated light having the peak-intensity wavelength can excite the electron in the Bohr-model hydrogen atom from the ground...

An ideal heat pump is equivalent to a Carnot engine running in reverse. (a) Show that the Carnot COP of the heat pump is COPC = 1/C where C is the Carnot efficiency of the heat engine. (b) If a...

A Carnot heat engine operates between a source at 1000 K and a sink at 300 K. If the heat engine is supplied with heat at a rate of 800 kJ/min, determine (a) The thermal efficiency and (b) The power...

1. A heat engine uses a heat source at 510degreeCelsius and has an ideal (Carnot) efficiency of 24% . to increase the ideal efficiency to 41% , what must be the temperature of the heat source? 2....

A heat engine uses a heat source at 560C and has an ideal (Carnot) efficiency of 26 %.To increase the ideal efficiency to 45 %, what must be the temperature of the heat source? The exhaust...

A heat engine uses a heat source at 580C and has an ideal (Carnot) efficiency of 22%. To increase the ideal efficiency to 42%, what must be the temperature of the heat source?

1. Seven grams of helium (molecular mass = 4.0026 u) expand isothermally at 340 K and does 9760 J of work. Assuming that helium is an ideal gas, determine the ratio of the nal volume of the gas to...

Identify stakeholders in the budget development process and explain how the concept of "all of us are smarter than any one of us" can serve to ensure better budgets for better schools and promote...

Question 1 AV m tank contains M kg of steam at P MPa. 1. Determine the temperature of the steam, using (a) the ideal gas equation, (b) the van der Waals equation, and (c) the steam tables. 2. Compare...

(Problems from Chapter 15 Problem 15.30 I Revie V Part A A heat engine uses a heat source at 580 C and has an ideal Carnot efficienc of 27 . ( ) y % To increase the ideal efficiency to 40 % , what...

The interest rate for the first four years of a $39,000 mortgage loan was 4.45% compounded semiannually. The monthly payments computed for a 8-year amortization were rounded to the next higher $10....

Suppose that firms face a 40% income tax rate on positive profits and that net losses receive no credit. (Thus, if profits are positive, after-tax income is (1 0.4)Ã profit, while if there is...

Question 4 ( 1 . 5 points ) Listen At ExxonMebil, divisions include Upstream, Downstream, and Csemical. The Upstream division includes exploration, development, production, and gas and power...

An assembly line produces 800 products per hour, with a standard deviation of demand during lead time of 100. For every product they make they use a Kanban system. The lead time from the inventory...

Operation of a simple double-pipe heat exchanger. A cold-water stream, 5400 lb m /hr at 70 0 F, is to be heated by 8100 lb m /hr of hot water at 200 0 F in a simple double-pipe heat exchanger. The...

Athens Inc. are using a purchased component in their own assembly. The production runs 52 weeks/year and the consumption of the component is evenly distributed over the year. The purchase price is...

CC Rainger is a business to business distributor of MRO (maintain, repair and operate) products. They have more than 300 retail stores that they serve from a central warehouse. The company uses a 98%...

The Santa Teresa Health Center provides help and treatment for alcoholism and drug addiction. The case offers a real-world setting to discuss the challenges facing hybrid organizations as they seek...

7.22 Using the moment-generating function of Exercise 7.21, show that the mean and variance of the chisquared distribution with v degrees of freedom are, respectively, v and 2v.

To calculate the number of years until maturity, assume that it is currently May 2013. Required: In the above table, find the Treasury bond that matures in May 2024. What is the coupon rate for this...

(a) Wishland Sdn Bhd is seeking a loan for a period of one year for its intended purchase of three new machines. The cost of one machine is RM75,000 and 60 percent of financing is required. Wishland...

Hickock, Inc., is proposing a rights offering. Presently there are 600,000 shares outstanding at $47 each. There will be 120,000 new shares offered at $38 each. a. What is the new market value of the...