Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on May 16, 2024

7-75E A heat engine is operating on a Carnot cycle and has a thermal efficiency of 47 percent. The waste heat from this engine

7-75E A heat engine is operating on a Carnot cycle and has a thermal efficiency of 47 percent. The waste heat from this engine is rejected to a nearby lake at 60F at a rate of 800 Btu/min. Determine (a) the power output of the engine and (b) the tem- perature of the source. Answers: (a) 16.7 hp. (b) 981 R Source TH Carnot HE Wnet, out 800 Btu/min Sink 60F FIGURE P7-75E

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Vector Mechanics For Engineers Statics

Authors: R.C.Hibbeler

7th Edition

978-0072931105, 0072931108

More Books

Students also viewed these Mechanical Engineering questions

Question

(1) Silicon Valley est considerando comprar una propiedad en California para construir su sede corporativa. La tierra haba sido utilizada previamente por una empresa de fabricacin, dejando el suelo y...

Answered: 1 week ago

Question

★★★★★

A heat engine is operating on a Carnot cycle and has a thermal efficiency of 55 percent. The waste heat from this engine is rejected to a nearby lake at 60°F at a rate of 800 Btu/min. Determine...

Answered: 1 week ago

Question

★★★★★

A heat engine is operating on a Carnot cycle and has a thermal efficiency of 55 percent. The waste heat from this engine is rejected to a nearby lake at 60°F at a rate of 800 Btu/min. Determine...

Answered: 1 week ago

Question

★★★★★

1.3 WANEFMAC7 1.3.007. Find the equation of the given linear function. \[ f(x)= \] WANEFMAC7 1.3.015. Find the slope of the given line, if it is defined. (If an answer is undefined, enter UNDEFINED.)...

Answered: 1 week ago

Question

★★★★★

For each of the following situations, write the null and alternative hypotheses in terms of parameter values. Example: We want to know if the proportion of up days in the stock market is 50%. Answer:...

Answered: 1 week ago

Question

★★★★★

Using the Internet, locate the code of conduct for three different companies. Briefly describe each code of conduct. How are they similar? How are they different?

Answered: 1 week ago

Question

★★★★★

=+34. Interest rates 2009. Average annual interest rates (banks prime lending) in the United States from 1966 through 2009 are shown in the following time series graph. 4 8 12 16 1970 1980 1990 2000...

Answered: 1 week ago

Question

★★★★★

Atlantic Pacific Corporation was organized on September 1, 2011, with authorized capital stock of 150,000 shares of 7% cumulative preferred stock with a $40 par value and 1,200,000 shares of no-par...

Answered: 1 week ago

Question

★★★★★

at the 1St January 2019, the amount of Retained earnings reported by Moon Corporation is $2,500,000. During 2019, Moon Corporation issued common stocks of $750,000, declared and paid cash dividends...

Answered: 1 week ago

Question

★★★★★

Use the LCD to rewrite and 8 with the same denominator.

Answered: 1 week ago

Question

★★★★★

Assume that last year in a particular state with 700000 children there were 1307 children out of 33400 in a random sample who were diagnosed with Autism Spectrum Disorder. Nationally, 1 out of 88...

Answered: 1 week ago

Question

★★★★★

Exercise 14-30 (Algo) ROI versus RI (LO 14-2, 3) Albany Division is considering the acquisition of a new asset that will cost $540,000 and have a cash flow of $186,000 per year for each of the four...

Answered: 1 week ago

Question

★★★★★

In a famous study done in the 1960s two dolphins, Doris and Buzz, were trained to work together to earn fish. Doris was shown a light underwater. If the light was on steadily, her partner Buzz on the...

Answered: 1 week ago

Question

★★★★★

A gas with molecular weight of 35 kg/kmol, specific heat cp=1.049 kJ/kg.K, critical pressure of 27 bar, and critical temperature of 395 K undergoes a cooling process. At the end of the process the...

Answered: 1 week ago

Question

★★★★★

Suppose the chi-square statistic for a test was 6.991. If instead, the chi-square statistic had been 5.332, would the p-value be smaller, larger, or remain the same

Answered: 1 week ago

Question

★★★★★

Pina Colada Inc reports accounting income of $115,000 for 2020, its first year of operations. The following items cause taxable income to be different than income reported on the financial...

Answered: 1 week ago

Question

★★★★★

Calculate the Lagrange polynomial P 2 (x) for the values (1.00) = 1.0000, (1.02) = 0.9888, (1.04) = 0.9784 of the gamma function [(24) in App. A3.1] and from it approximations of (1.01) and (1.03).

Answered: 1 week ago

Question

★★★★★

11.42 Tea-tasting results Consider the tea-tasting experiment of Example 11 and Table 11.16. Consider the possible sample table in which all four of her predictions about the cups that had milk...

Answered: 1 week ago

Question

★★★★★

11.41 Keeping old dogs mentally sharp In an experiment with beagles ages 711, the dogs attempted to learn how to find a treat under a certain black-colored block and then relearn that task with a...

Answered: 1 week ago

Question

★★★★★

11.44 AIDS and condom use Chatterjee et al. (1995, p. 132) described a study about the effect of condoms in reducing the spread of AIDS. This two-year Italian study followed heterosexual couples...

Answered: 1 week ago

Previous Question Next Question