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A slender rod of length L, diameterd (L >> d) and thermal conductivity k1 is joined with another rod of identical dimensions, but of thermal conductivit  k2, to form a composite cylindrical rod of length 2L. The heat transfer in radial direction and contact resistance are negligible. The effective thermal conductivity of the composite rod is
[2019]
  • a)
  • b)
  • c)
  • d)
    k1 + k2
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
A slender rod of length L, diameterd (L >> d) and thermal conduc...

As per question, heat transfer in radial direction and contact resistance are negligible.
In series connection,

⇒ 
View all questions of this test
Most Upvoted Answer
A slender rod of length L, diameterd (L >> d) and thermal conduc...

As per question, heat transfer in radial direction and contact resistance are negligible.
In series connection,

⇒ 
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A slender rod of length L, diameterd (L >> d) and thermal conductivity k1 is joined with another rod of identical dimensions, but of thermal conductivit k2, to form a composite cylindrical rod of length 2L. The heat transfer in radial direction and contact resistance are negligible. The effective thermal conductivity of the composite rod is[2019]a)b)c)d)k1 + k2Correct answer is option 'A'. Can you explain this answer?
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A slender rod of length L, diameterd (L >> d) and thermal conductivity k1 is joined with another rod of identical dimensions, but of thermal conductivit k2, to form a composite cylindrical rod of length 2L. The heat transfer in radial direction and contact resistance are negligible. The effective thermal conductivity of the composite rod is[2019]a)b)c)d)k1 + k2Correct answer is option 'A'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about A slender rod of length L, diameterd (L >> d) and thermal conductivity k1 is joined with another rod of identical dimensions, but of thermal conductivit k2, to form a composite cylindrical rod of length 2L. The heat transfer in radial direction and contact resistance are negligible. The effective thermal conductivity of the composite rod is[2019]a)b)c)d)k1 + k2Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A slender rod of length L, diameterd (L >> d) and thermal conductivity k1 is joined with another rod of identical dimensions, but of thermal conductivit k2, to form a composite cylindrical rod of length 2L. The heat transfer in radial direction and contact resistance are negligible. The effective thermal conductivity of the composite rod is[2019]a)b)c)d)k1 + k2Correct answer is option 'A'. Can you explain this answer?.
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