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Mr. Dubey • 87.94K Points
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Q. The critical radius of insulation for a spherical shell is (where, K = thermal conductivity of insulating material h0 = heat transfer coefficient at the outer surface)

(A) K/h0
(B) 2K/h0
(C) h0/K
(D) h0/2K
  • Correct Answer - Option(B)
  • Views: 754
  • Filed under category Heat Transfer
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