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BE 4352 Homework 5 [45/
Use the ﬁnal equation sheet provided to you.
1) A thin-walled copper tube with a wall thickness of 0.5 mm carries a liquid at 90 "C (liquid
temperature). The inner diameter of the copper pipe is 180 mm. The copper tube has 20 mm
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BE 4352 Homework 1! V’ E 7
1) Problem from Datta, 2002.
Consider a home freezer compartment with dimensions of height 60 cm, width 40 cm, and depth
40 cm. Assume heat loss is from the ﬁve sides exposed to outside air (i.e. do not consider any
heat loss th

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2/10/2015 E
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BE 4352, Spring 15 Quiz #3 Name: K i f -
Total 10 points
1) Given the table below, how much heat is needed to chan e the tem erature of 5 lbs of water at 80 F
to 185 F? Sensible heat is computed as m.Cp.AT. Latent heat is computed as mass x correspond

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3% oi" grade
i} A 8 cm thick (totai thickness) fish is suddeniy exposed to coié water at 7 0C. Assume that
water temperature remains steady at 7 0C. Most ﬁshes are coid blooded (except a few iike tunaa
maekerei sharks Whales).

BE 4352 Exam] Name: /(1‘ Z :
2/24/15 (Set B)
Rules and Tips:
I) Read the rules and problem thoroughly. See what is being asked. Unnecessary 0r unasked
information will not get you more points.
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BE 4352 Exam II — Spring 15
3/31/15 (100 points)
Rules:
1) Read the rules and problem thoroughly. See what is being asked.
2) Units and steps have points. Use units all along. This will help you. Basic conversions are for
sale for 1-2 points. Ask if you n

BE 4352 Exam 1 Name: 245 z '
2/21/1 7 (Set B)
Rules and Tips:
1) Read the rules and problem thoroughly. See what is being asked. Unnecessaijv or nnasked
information will not get you more points.
2) Units and ste shave oints do not oback and orth in the s

BE 4352 Homework "' E 7
1) Problem from Datta, 2002.
Consider a home freezer compartment with dimensions of height 60 cm, width 40 cm, and depth
40 cm. Assume heat loss is from the ve sides exposed to outside air (i.e. do not consider any
heat loss throug

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