the disc, r = . .mm isc = T r2 s of the disc, h = 10.5 mm %3D he disc, m = 803 g s of the experimental disc (say cardboard sheet

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
icon
Related questions
Question
100%

I want the calculation for this expiremnt 

Note: the unit of thermal conductivity w/m.k

Diameter of the disc = 110.3 mm
Radius of the disc, r = . ..mm
Area of disc = T r²
Thickness of the disc, h = 10.5 mm
%3D
............
%3D
Mass of the disc, m = 803 g
Thickness of the experimental disc (say cardboard sheet), d = 1.70 mm
Steady temperature of the steam chamber, T1 = 73 °C
Steady temperature of the brass disc, T2 = 55 °C
Time (min)
0 2
4
6 8
10 12 14 16 18 20 22 | 24 26 28
30
Temperature
59 | 58
57 56 56
56 55 54 53 52 51 50 49
48 47
46
(°C)
de
From the graph,
dt
slope = Rate of cooling
The Thermal Conductivity constant may be calculated as
de
m xc X
xd
k =
dt.
.equation 4
A(T-T2)
Where c= Specific heat capacity of brass=---
- (Standard value)
Transcribed Image Text:Diameter of the disc = 110.3 mm Radius of the disc, r = . ..mm Area of disc = T r² Thickness of the disc, h = 10.5 mm %3D ............ %3D Mass of the disc, m = 803 g Thickness of the experimental disc (say cardboard sheet), d = 1.70 mm Steady temperature of the steam chamber, T1 = 73 °C Steady temperature of the brass disc, T2 = 55 °C Time (min) 0 2 4 6 8 10 12 14 16 18 20 22 | 24 26 28 30 Temperature 59 | 58 57 56 56 56 55 54 53 52 51 50 49 48 47 46 (°C) de From the graph, dt slope = Rate of cooling The Thermal Conductivity constant may be calculated as de m xc X xd k = dt. .equation 4 A(T-T2) Where c= Specific heat capacity of brass=--- - (Standard value)
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Knowledge Booster
Conduction
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elements Of Electromagnetics
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
Mechanics of Materials (10th Edition)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Thermodynamics: An Engineering Approach
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
Control Systems Engineering
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
Mechanics of Materials (MindTap Course List)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
Engineering Mechanics: Statics
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY