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Q. Three material A, B and C of equal thick-nes and of thermal conductivity of 20, 40 & 60 kcal/hr. m. °C respectively are joined together. The temperature outside of A and C are 30°C and 100°C respectively. The interface between B and C will be at a temperature of __________ °C.

  • (A) 40
  • (B) 50
  • (C) 70
  • (D) 95
  • Correct Answer - Option(C)
  • Views: 773
  • Filed under category Heat Transfer
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