Air, at 322 K, enters a rectangular duct with a mass velocity of 29.4 kg/s m
Question:
Air, at 322 K, enters a rectangular duct with a mass velocity of 29.4 kg/s · m2. The duct measures 0.61 m by 1.22 m and its walls are at 300 K.
Determine the rate of heat loss by the air per meter of duct length and the corresponding decrease in air temperature per meter.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 58% (12 reviews)
Rectangular duct 061m x ...View the full answer
Answered By
John Kimutai
I seek to use my competencies gained through on the job experience and skills learned in training to carry out tasks to the satisfaction of users. I have a keen interest in always delivering excellent work
4.70+
11+ Reviews
24+ Question Solved
Related Book For
Fundamentals Of Momentum Heat And Mass Transfer
ISBN: 9781118947463
6th Edition
Authors: James Welty, Gregory L. Rorrer, David G. Foster
Question Posted:
Students also viewed these Physics questions
-
Air enters a rectangular duct at T1 = 300 K, P1 = 420 kPa, and Ma1 = 2. Heat is transferred to the air in the amount of 55 kJ/kg as it flows through the duct. Disregarding frictional losses,...
-
Repeat Prob. 17-111 assuming air is cooled in the amount of 55 kJ/kg. Prob. 17-111 Air enters a rectangular duct at T1 5 300 K, P1 = 420 kPa, and Ma1 = 2. Heat is transferred to the air in the amount...
-
Rework Problem 20.53 for a staggered arrangement. All other conditions remain the same. Data From Problem 20.53 Air at atmospheric pressure and 10C enters a rectangular duct that is 6 m long having...
-
Give the approximate temperature at which creep deformation becomes an important consideration for each of the following metals: nickel, copper, iron, tungsten, lead, and aluminum.
-
International bond issues are often known by nicknames. For example, an international bond issued in Southeast Asia is known as a "dragon bond." What is the common term for a bond issued by a foreign...
-
Suppose the demand and supply curves for unskilled labor in the Corvallis labor market are as shown in the accompanying figure. a. By how much will the imposition of a minimum wage at $12 per hour...
-
For each of the following, calculate the standard error of the difference \(\left(s \mathrm{X}^{-} 1-\mathrm{X}^{-} ight.\)\(2)\). a. N = 10, s = 2.00, N = 10, s2 = 3.00 b. N = 19,51 1.73, N = 19, 52...
-
Casey Carpet manufactures broadloom carpet in seven processes: spinning, dyeing, plying, spooling, tufting, latexing, and shearing. In the Dyeing Department, direct materials (dye) are added at the...
-
1. A circuit has three resistors connected to a 3.00-V battery in series: R = 15.02, R2 10.02, and R3 = 25.02. Find the equivalent resistance, Req, the total current in the circuit, Itot, and the...
-
1. Write a brief report that outlines the reasons (both internal and external) for Burgmasters demise, and whether operations management played a significant role in the demise. 2. Do you think that...
-
Cooling water flows through thin-walled tubes in a condenser with a velocity of 1.5 m/s. The tubes are 25.4 mm in diameter. The tube-wall temperature is maintained constant at 370 K by condensing...
-
Air at atmospheric pressure and 10C enters a rectangular duct that is 6 m long having dimensions of 7.5 and 15 cm in cross section. The surfaces are maintained at 70C by solar irradiation. If the...
-
A base dissolved in water liberates a. H - . b.OH c. OH + d. OH -
-
McCormick Corporation issued a 4-year, \($40\),000, 5% note to Greenbush Company on January 1, 2015, and received a computer that normally sells for \($31\),495. The note requires annual interest...
-
Coldwell, Inc. issued a 100,000, 4-year, 10% note at face value to Flint Hills Bank on January 1, 2015, and received 100,000 cash. The note requires annual interest payments each December 31. Prepare...
-
Duesbury Corporation amended its pension plan on January 1, 2015, and granted \($120\),000 of past service costs to its employees. The employees have an average time to vesting of 4 years. Current...
-
The following information was disclosed during the audit of Zheng Inc. 1. 2. On January 1, 2014, equipment costing 600,000,000 is purchased. For financial reporting purposes, the company uses...
-
Samson Corporation issued a 4-year, 75,000, zero-interest-bearing note to Brown Company on January 1, 2015, and received cash of 47,664. The implicit interest rate is 12%. Prepare Samsons journal...
-
Using the appropriate tax tables or tax rate schedules, determine the tax liability for tax year 2017 in each of the following instances. In each case, assume the taxpayer can take only the standard...
-
Read Case Study Google: Dont Be Evil Unless and answer the following: Why do you think Google was adamant about not wanting to supply information requested by the government concerning the Child...
-
Construct a curvilinear-square map of the potential field about two parallel circular cylinders, each of 2.5 cm radius, separated by a centerto-center distance of 13 cm. These dimensions are suitable...
-
Construct a curvilinear-square map of the potential field between two parallel circular cylinders, one of 4 cm radius inside another of 8 cm radius. The two axes are displaced by 2.5 cm. These...
-
A solid conducting cylinder of 4 cm radius is centered within a rectangular conducting cylinder with a 12 cm by 20 cm cross section. (a) Make a full-size sketch of one quadrant of this configuration...
-
J is going to receive a 30-year annuity of 8,500 and L is going to receive perpetuity of 8,500. If the appropriate interest rate is 6%, how much more is L's cash flow worth?
-
. Assume that over the past 88 years, U.S. Treasury bills had an average return of 3.5% as compared to 6.1% on long-term government bonds. What was the average risk premium on the long-term...
-
The following data were gathered to use in reconciling the bank account of Bradford Company: Balance per bank $ 18,050 Balance per company records 10,040 Bank service charges 50 Deposit in transit...
Study smarter with the SolutionInn App