A freezer compartment consists of a cubical cavity that is 2 m on a side. Assume the
Question:
A freezer compartment consists of a cubical cavity that is 2 m on a side. Assume the bottom to be perfectly insulated. What is the minimum thickness of Styrofoam insulation (k = 0.030 W/m. K) that must be applied to the top and side walls to ensure a heat load of less than 500 W, when the inner and outer surfaces are - 10 and 35°C?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 75% (16 reviews)
KNOWN Dimensions of freezer compartment Inner and outer surface t...View the full answer
Answered By
Aun Ali
I am an Associate Member of Cost and Management Accountants of Pakistan with vast experience in the field of accounting and finance, including more than 17 years of teaching experience at university level. I have been teaching at both undergraduate and post graduate levels. My area of specialization is cost and management accounting but I have taught various subjects related to accounting and finance.
5.00+
13+ Reviews
32+ Question Solved
Related Book For
Fundamentals of Heat and Mass Transfer
ISBN: 978-0471457282
6th Edition
Authors: Incropera, Dewitt, Bergman, Lavine
Question Posted:
Students also viewed these Mechanical Engineering questions
-
A rectangular open channel that is 2 m wide has water flowing at a depth of 0.45 m. using n = 0.014, find the rate of flow in the channel if S0 is (a) 0.002 m/m, (b) 0.006 m/m and (c) 0.012 m/m?
-
A water bed that is 2 m long, 20 cm thick, and 1.5 m wide. The density of water is 1.0 g/cm3. Find the mass in kilograms of the above objects.
-
A cubical furnace 2 m on a side is used for heat treating steel plate. The top surface of the furnace consists of electrical radiant heaters that have an emissivity of 0.8 and a power input of 1.5 x...
-
Suppose a consumer lives in two periods , with his income in period 1 as $100 and his income in period 2 as $150. If the rate of interest in the economy is 12%. Find the equilibrium level of...
-
A 150-day note with interest at 5% is dated June 28, 2018 and has a maturity value of $836.85. Find the face value of the note.
-
Shown below are selected financial data for Another World and Imports, Inc., at the end of the current year: Assume that the year-end balances shown for accounts receivable and for inventory...
-
Describe and illustrate the credit multiplier.
-
Canton Corporation is a privately owned firm that engages in the production and sale of industrial chemicals, primarily in North America. The firms primary product line consists of organic solvents...
-
QUESTION 1 (20 MARKS) 1.1 REQUIRED Use the information provided below to prepare the Pro-forma Statement of Comprehensive Income of Mentos Limited for the year ended 31 December 2024. Note: The...
-
Middleboro Community Hospital has been contacted by a regional employer to negotiate a contract for providing health services to a group of 50,000 employees. You have been asked to evaluate the terms...
-
A glass window of width W = 1 m and height H = 2 m is 5 mm thick and has a thermal conductivity of kg = 1.4 W/m. K if the inner and outer surface temperatures of the glass are 15C and -20e,...
-
An inexpensive food and beverage container is fabricated from 25-mm-thick polystyrene (k = 0.023 W/m. K) and has interior dimensions of 0.8 m x 0.6 m x 0.6 m. Under conditions for which an inner...
-
Solve each equation or inequality. 3-4x +7
-
3. A racecar with a mass of 1000 kg is traveling around a circular track with a radius of 50 meters at a speed of 100 km/h. What force is required to keep the car moving in a circle?
-
What do customers value most from a process output? Explain.
-
If a 1000 taka face value bond paying 9% coupon semi-annually when the interest rate is 16% but selling in the market for 680 taka. Should you buy this bond? Find Current Yield and YTM of this bond.
-
The Denver Corporation has forecast the following sales for the first seven months of the year: January February $ 20,000 22,000 March 24,000 April 30,000 May 20,000 June July 26,000 28,000 Monthly...
-
An x-ray machine uses a high frequency circuit. For one operating condition, the input voltage and current for the high voltage transformer are V p = 271 V and I p = 60 A, which produces an x- ray...
-
The direction at which the wind strikes a tower is a random variable \(\theta\) with density function \(f(\theta)=\) \(c \cos \theta,-\pi / 4 \leq \theta \leq \pi / 4\). The angle \(\theta\) is...
-
What are three disadvantages of using the direct write-off method?
-
An oxoacid with the formula H x E y O z has a formula mass of 178 u, has 13 atoms in its formula unit, contains 34.80% by mass, and 15.38% by number of atoms, of the element E. What is the element E,...
-
Find Rab in the circuit shown. A O W 2 kQ 4 kQ 12 kQ RAB 3 kQ 6 kQ 4 kQ
-
A material was tested at steady fully reversed loading to determine the number of cycles to failure using 100 specimens. The results were Where L is the life in cycles and f is the number in each...
-
Find Rab in the network shown. 6 kQ 6 kQ 2 kQ RAB 6 kQ
-
Calculate the (NPV, PI, and IRR calculations) You are considering two independent projects, project A and project B. The initial cash outlay associated with project A is $50,000, and the initial cash...
-
Suppose the risk - free interest rate is 4 . 2 % . a . Having $ 2 0 0 today is equivalent to having what amount in one year?b . Having $ 2 0 0 in one year is equivalent to having what amount today?c...
-
How much rent would you have to charge if you have taxes of 3,000.00 rent of 900.00, maintenance of 2,500.00 and you pay 100,000.00 for the property and you want an 8% cap rate. This is all the...
Study smarter with the SolutionInn App