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Mr. Dubey • 100.64K Points
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Q. The expression (A2-A1)/loge (A2/A1) for a hollow cylinder is known as

  • (A) Logarithmic mean radius
  • (B) Mean area of heat transfer
  • (C) The rate of heat transfer
  • (D) None of the above
  • Correct Answer - Option(B)
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  • Filed under category Heat Transfer
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