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Mr. Dubey • 100.64K Points
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Q. Two rods one of copper and the other of mild steel, both of diameter 20 mm and length 250 mm are coated with a uniform layer of wax all around. These rods are placed vertically in a boiling water bath with 200 mm, length of each rod projecting outside. If the melting point of wax is 10?C, then

  • (A) equal quantity of wax will meet on the two rods
  • (B) more wax will melt on copper rod as compared to mild steel rod
  • (C) 37,500 kg
  • (D) nothing can be predioted as the data is insufficient
  • Correct Answer - Option(B)
  • Views: 979
  • Filed under category Heat Transfer
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