An evaporative ice maker, consider a circular shallow dish of water 0.5 m in diameter and filled
Question:
An evaporative ice maker, consider a circular shallow dish of water 0.5 m in diameter and filled to the brim, resting on an insulating layer, such as loose straw, and in a windless area. At what air temperature can the water be cooled to freezing if the relative humidity of the air is 30%? Make the following assumptions:
(a) Neglect radiation,
(b) Consider radiation to a night sky of effective temperature 150K,
(c) Assume that the dish has a lip around the edge 2 mm high.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 83% (24 reviews)
An evaporative ice maker Here we are only interested in a preliminary study so will assume steady behavior We will also accept the boundary layer simplifications introduced in this chapter and the sim...View the full answer
Answered By
Somshukla Chakraborty
I have a teaching experience of more than 4 years by now in diverse subjects like History,Geography,Political Science,Sociology,Business Enterprise,Economics,Environmental Management etc.I teach students from classes 9-12 and undergraduate students.I boards I handle are IB,IGCSE, state boards,ICSE, CBSE.I am passionate about teaching.Full satisfaction of the students is my main goal.
I have completed my graduation and master's in history from Jadavpur University Kolkata,India in 2012 and I have completed my B.Ed from the same University in 2013. I have taught in a reputed school of Kolkata (subjects-History,Geography,Civics,Political Science) from 2014-2016.I worked as a guest lecturer of history in a college of Kolkata for 2 years teaching students of 1st ,2nd and 3rd year. I taught Ancient and Modern Indian history there.I have taught in another school in Mohali,Punjab teaching students from classes 9-12.Presently I am working as an online tutor with concept tutors,Bangalore,India(Carve Niche Pvt.Ltd.) for the last 1year and also have been appointed as an online history tutor by Course Hero(California,U.S) and Vidyalai.com(Chennai,India).
4.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Chemical Engineering questions
-
A long copper cylinder 0.6 m in diameter and initially at a uniform temperature of 38?C is placed in a water bath at 93?C. Assuming that the heat transfer coefficient between the copper and the water...
-
A balloon is 4 m in diameter and contains helium at 125 kPa and 15C. Balloon material and payload weigh 200 N, not including the helium. Estimate (a) The terminal ascent velocity in sea-level...
-
A round casting is 0.3 m in diameter and 0.5 m in length. Another casting of the same metal is elliptical in cross section, with a major-to-minor axis ratio of 3, and has the same length and cross...
-
Calculate the numerical value of cross-price elasticity, exy, in each of the following situations. Do not round your interim calculations before obtaining the final solution (i.e. do not clear your...
-
Determine the percentage of sunlight that is absorbed by atmospheric CO2 at a wavelength of = 4.85 m. Assume that the sun is directly overhead, such that the sunlight travels the shortest distance...
-
Suppose that a zero coupon bond selling at $ 1,000 par has a duration of four years. If interest rates increase from 6 percent to 7 percent annually, the value of the bond will fall by what amount...
-
An aluminum transmission line with a diameter of \(20 \mathrm{~mm}\) has an electrical resistance of \(R_{\text {elec }}^{\prime}=\) \(2.636 \times 10^{-4} \Omega / \mathrm{m}\) and carries a current...
-
At the beginning of June, Rhone Company had two jobs in process, Job 44 and Job 45, with the following accumulated cost information: During June, two more jobs (46 and 47) were started. The following...
-
Assets Joel de Paris, Incorporated Balance Sheet Cash Accounts receivable Inventory Plant and equipment, net Beginning Balance Ending Balance $ 129,000 340,000 563,000 818,000 401,000 246,000 $...
-
Suppose you are conducting market research for your favorite soda brand. Sales have been lagging for two quarters, and you are determined to find out why. You decide to host an in-person focus group...
-
Film theory with variable transport properties (a) Show that for systems in which the transport properties are functions of y, Eqs. 19.4-12 and 13 may be integrated to give for y < or y < T...
-
Oxygen stripping, calculate the rate at which oxygen transfers from quiescent oxygen saturated water at 20C to a bubble of pure nitrogen 1 mm in diameter, if the bubble acts as a rigid sphere. It...
-
Alimentation Couche-Tard Inc., Loblaw Companies Limited, and Empire Company Limited are three companies in the same industry. Because all three are in the same industry, the expectation is that their...
-
Give an example each of how a manager can decrease variable costs while increasing fixed costs and increase variable costs while decreasing fixed costs.
-
What is the main component of sales variance if a flexible-sales budget is used?
-
Differentiate between breakeven analysis and CVP analysis.
-
Inaccurate costing can result in two deviations. Name the two deviations and explain how they can impact a business.
-
How can ABC help with cost reduction and process improvement decisions?
-
An obstetrician wants to know whether the proportion of children born on each day of the week is the same. She randomly selects 500 birth records and obtains the data shown in Table 3 (based on data...
-
1-Stern observed all of the following results EXCEPT _______ in his experiment. A-one of the recombinant phenotypes was associated with an X chromosome of normal length B-the number of car, B+ male...
-
AWFOSS3 Could you, if possible, fit the various nine GHS diamonds into the four NFPA diamonds?
-
A specimen of medium-carbon steel having an initial diameter of 0.503 in was tested in tension using a gauge length of 2 in. The following data were obtained for the elastic and plastic states: Note...
-
Compute the true stress and the logarithmic strain using the data of Prob. 29 and plot the results on log-log paper. Then find the plastic strength coefficient 0 and the strain-strengthening exponent...
-
The stress-strain data from a tensile test on a cast-iron specimen are Plot the stress-strain locus and find the 0.1 percent offset yield strength, and the tangent modulus of elasticity at zero...
-
Victor Korchnoi bought a bond one month before a semi-annual coupon was due. The face value was $10,000 and the coupon rate 8.5%. At the time of purchase there were 34 coupons left and the YTM was 6%...
-
4. Consider a 30-year U.S. Treasury bond paying 4.5 percent coupon, and selling for $1010. What is the yield to maturity? Make sure to show your work. 5. A 30-year U.S. corporate bond with a 6...
-
A project's base case or most likely NPV is $44,000, and assume its probability of occurrence is 50%. Assume the best-case scenario NPV is 65% higher than the base case and assume the worst scenario...
Study smarter with the SolutionInn App