Logo
Home Study Material Contact Search
AI Chat FREE
  1. engineering
  2. mechanical engineering
  3. a 140litre container is to be used to store heat f

A 140litre container is to be used to store heat for a domestic heating system. There...

50.1K

Verified Solution

Question

Mechanical Engineering

A 140litre container is to be used to store heat for a domesticheating system. There are two options for the storage material,lead blocks or clay bricks. Using the data provided determine whichis the best option for thesystem.                                                        

Lead: specific heat 130J/kgK, density 11340kg/m3

Brick: specific heat 840kJ/kgK, density 2000kg/m3

2. A container holds 0.25m3 of compressed airat 900kPa and 20°C. This is expanded polytropically via a processwith n=1.3 to a pressure of 150kPa. Determine;        

(2 marks each)

  1. The mass of air
  2. The final air temperature
  3. The work transfer, stating if it is input or output work
  4. The change in internal energy
  5. The heat transfer , stating if this is heat input oroutput

please answer both the questions/

Answer & Explanation Solved by verified expert
3.5 Ratings (380 Votes)
    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

Scholars propose that effective leadership behaviour varies from one situation to another. Based on your studies...

Operations Management
Q

Hello! Um, I don't understand the how to use the IP address and the subnet mask to...

Electrical Engineering
Q

1 Give the domain kingdom phylum and class for sea stars 2 Identify the other...

Biology
Q

Time left 0 28 Match the terms with the appropriate number on the specimen provide...

Biology
Q

Copy vectors u v and w head to tail as needed to sketch the indicated...

Geometry
Q

Consider the graph of the function f x Which is a removable discontinuity for the...

Calculus
Q

1 Proof the following a Tanx cotx secx cScx 1 cosx tanx b sinx 1...

Calculus
Q

Select any five of the Generally Accepted Accounting Principles (GAAP) and describe how each of...

Accounting
Q

QUESTION 2. A signal is represented in the frequency domain by the figure below. If...

Accounting
Q

5. The bank portion of the bank reconciliation for Carlin Company at November 30, 2020...

Accounting
Q

Homework: E9-55B Save Score: 0 of 7 pts 1 of 1 (0 complete) HW Score:...

Accounting
Q

question 7, please help. would appreciate quick correct answer. will thumbs up points)...

Finance