Reference temperature for effective emissivity show that, if the emissivity increases linearly with the temperature, Eq. 16.5-3

Question:

Reference temperature for effective emissivity show that, if the emissivity increases linearly with the temperature, Eq. 16.5-3 may be written as in which e^o₁ is the emissivity of surface 1 evaluated at a reference temperature T^o given by

-eσA, (T-T ) 12 Q T} – T Το. T† - T

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Transport Operations

ISBN: 9780470115398

2nd Edition

Authors: Allen Stuart

See More Books

Question Posted: Dec 06, 2010 12:04 AM

See More Questions

Show that Eq. (43.17) may be written as N (t) = N0 () n, where n = t/T p is the number of half-lives that have elapsed since t = o. (This expression is valid even if n is not a whole number.)
With reference to Example 9.7, show that if the losses are proportional to the squared errors instead of their absolute values, the risk function becomes And its minimum is at k = 3/2. Example 9.7 A...
The chemical formula for manganese ferrite may be written as (MnFe2O4)8 because there are eight formula units per unit cell. If this material has a saturation magnetization of 5.6 ( 105 A/m and a...
112 S cos-(2x) dx
Keith Inc. has 4 product lines: sour cream, ice cream, yogurt, and butter. Demand of individual products is not affected by changes in other product lines. 40% of the fixed costs are avoidable, and...
Looking back over the last few years it is clear that Nicole Mackisey has accomplished a lot running her business Nicoles Getaway Spa (NGS). Nicole is curious about her companys performance as she...
All Media Ltd operates three selling departments. Certain indirect expenses are allocated to the selling departments as follows. Required (a)Prepare a schedule allocating the indirect expenses to the...
The income statement and additional data of Breen Travel Products, Inc., follow: Additional data: a. Acquisition of plant assets was $200,000. Of this amount, $160,000 was paid in cash and $40,000 by...
Nakashima Gallery had the following petty cash transactions in February of the current year. Nakashima uses the perpetual system to account for merchandise inventory. February 2 Wrote a $340 check to...
Allie has bought a new apple orchard. The orchard has a single file of trees, numbered from 1 to N. Each tree has a certail number of ripe apples. Allie has a rule she wants to follow. She wants to...
Surface temperatures on the Earth's moon (a) Estimate the surface temperature of our moon at the point nearest the sun by a quasi-steady-state radiant energy balance, regarding the lunar surface as...
Radiation across an annular gap, Develop an expression for the radiant heat transfer between two long gray coaxial cylinders 1 and 2. Show that where A 1 is the surface area of the innercylinder. Q12...
Which of the following is not required by the Sarbanes-Oxley Act? a. Top managers of public companies must sign a report certifying their responsibilities for the financial statements. b. Public...
Working capital is calculated as: a. current assets minus current liabilities. b. total assets minus total liabilities. c. non-current liabilities minus current liabilities. d. either total assets...
At what speed must a particle move in your reference frame so that its kinetic energy is equal to its internal energy?
While helping an astronomy professor, you discover a binary star system in which the two stars are in circular orbits about the system's center of mass. From their color and brightness, you determine...
An attractive central force exerted on a particle of mass $m$ causes the particle to travel in a bound orbit. The orbit is clliptical with semimajor axis $a$, and the force has magnitude...
Which of the following statements is false? a. If an intangible asset has a finite life, it should be amortized. b. The amortization period of an intangible asset can exceed 20 years. c. Goodwill is...
Suppose a multiple regression model is given by $\hat{y}=3.64 x_{1}-7.99 x_{2}+30.89$. An interpretation of the coefficient of $x_{1}$ would be, "if $x_{1}$ decreases by 1 unit, then the...
The Dow Jones Industrial Average reached a high of $ 7801.63 on December 29, 1997. Recall from Example 18.4 that it reached a high of $ 1003 on November 14, 1972. The Consumer Price Index for...
Jan Baptista van Helmont (15791644) weighed a young willow tree and the soil in which the tree was planted. Five years later he found that the mass of soil had decreased by only 0.057 kg, while that...
A full journal bearing has a journal with a diameter of 2.000 in and a unilateral tolerance of 0.0012 in. The bushing has a bore with a diameter of 2.0024 and a unilateral tolerance of 0.002 in. The...
Determine the missing quantity in the circuits shown. 1=-4A
A full journal bearing has a shaft journal diameter of 25 mm with a unilateral tolerance of 0.01 mm. The bushing bore has a diameter of 25.04 mm with a unilateral tolerance of 0.03 mm. The l/d ratio...
Carmaker produces small cars. As production emits pollution, Carmaker needs to buy pollution permits. It also needs to hire labour. Carmaker's production function is given by: (1) q = min{0.05L,...
Describe the three key differences between the North American Free Trade Agreement (NAFTA) NAFTA and United States-Mexico-Canada Agreement (CUSMA). Support your answer by providing specific examples.
Discuss what is Brexit. Why did the United Kingdom decided to leave the European Union? What is the impact of trade between the U.K. and the E.U. post-Brexit?

Reference temperature for effective emissivity show that, if the emissivity increases linearly with the temperature, Eq. 16.5-3

Question:

-eσA, (T-T ) 12 Q T} – T Το. T† - T

Step by Step Answer:

Reference temperature for effective emissivity By the assumption of lin...View the full answer

Transport Operations

Students also viewed these Chemical Engineering questions