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#1 2017-10-02 06:22:04

hamidoon123
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Registered: 2017-09-21
Posts: 50,766

The mathematical formula of thermal conductivity is:

9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Physics Online 9th Class Test Lesson 9 Transfer of Heat

Question:
The mathematical formula of thermal conductivity is:

Option A):
k = 2Q/t x L/A(T₁ + T₂)
Option B):
k = Q/t x L/A(T₁ - T₂)
Option C):
k = Q/t x L/A(T₁ + T₂)
Option D):
k = t/Q x L/A(T₁ - T₂)

Correct Answer is Option B):
k = Q/t x L/A(T₁ - T₂)

2017-10-02 06:22:04

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Re: The mathematical formula of thermal conductivity is:



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