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Grade: 12
        
All the rods have same conductance K and same Area of cross-section A. If ends A and C are maintained at temp 2T and T respectively. then find which of the following correct:
 
A)rate of heat flow through ABC AOC and ADC is same
 
B)rate of heat flow through BO and OD is same
 
C)Total rate of heat flow from A to C is 3KAT/2a
 
D) temp at junction B O and D are same
 
6 months ago

Answers : (2)

Rajat
213 Points
							
Option B is correct as BO and OD are symmetrical with respect to AC. Thus rate of heat flow thorough BO and OD is equal.
Please upvote.
6 months ago
Khimraj
3008 Points
							
By symmetry 
IAB=IBC&IAD=IDC 
 no current in BO and OD 
TB=TO=TD
...................................................................................
5 months ago
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Course Features

  • 101 Video Lectures
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Course Features

  • 110 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


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